5225615121 has 4 divisors (see below), whose sum is σ = 6967486832. Its totient is φ = 3483743412.

The previous prime is 5225615113. The next prime is 5225615179. The reversal of 5225615121 is 1215165225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5225615121 - 2³ = 5225615113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5225615321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 870935851 + ... + 870935856.

It is an arithmetic number, because the mean of its divisors is an integer number (1741871708).

Almost surely, 2^5225615121 is an apocalyptic number.

It is an amenable number.

5225615121 is a deficient number, since it is larger than the sum of its proper divisors (1741871711).

5225615121 is a wasteful number, since it uses less digits than its factorization.

5225615121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741871710.

The product of its digits is 6000, while the sum is 30.

The square root of 5225615121 is about 72288.4162297114. The cubic root of 5225615121 is about 1735.3182728549.

The spelling of 5225615121 in words is "five billion, two hundred twenty-five million, six hundred fifteen thousand, one hundred twenty-one".