5637115296121 has 3 divisors (see below), whose sum is σ = 5637117670383. Its totient is φ = 5637112921860.

The previous prime is 5637115296107. The next prime is 5637115296143. The reversal of 5637115296121 is 1216925117365.

The square root of 5637115296121 is 2374261.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 601848572521 + 5035266723600 = 775789^2 + 2243940^2 .

It is not a de Polignac number, because 5637115296121 - 2²³ = 5637106907513 is a prime.

It is a super-2 number, since 2×5637115296121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5637115596121) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1187131 + ... + 3561391.

It is an arithmetic number, because the mean of its divisors is an integer number (1879039223461).

Almost surely, 2^{5637115296121} is an apocalyptic number.

5637115296121 is the 2374261-st square number.

5637115296121 is the 1187131-st centered octagonal number.

It is an amenable number.

5637115296121 is a deficient number, since it is larger than the sum of its proper divisors (2374262).

5637115296121 is an frugal number, since it uses more digits than its factorization.

5637115296121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748522 (or 2374261 counting only the distinct ones).

The product of its digits is 680400, while the sum is 49.

Multiplying 5637115296121 by its sum of digits (49), we get a square (276218649509929 = 16619827²).

The spelling of 5637115296121 in words is "five trillion, six hundred thirty-seven billion, one hundred fifteen million, two hundred ninety-six thousand, one hundred twenty-one".