53606121 has 4 divisors (see below), whose sum is σ = 71474832. Its totient is φ = 35737412.

The previous prime is 53606093. The next prime is 53606141. The reversal of 53606121 is 12160635.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53606121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53606091 and 53606100.

It is not an unprimeable number, because it can be changed into a prime (53606141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8934351 + ... + 8934356.

It is an arithmetic number, because the mean of its divisors is an integer number (17868708).

Almost surely, 2^53606121 is an apocalyptic number.

It is an amenable number.

53606121 is a deficient number, since it is larger than the sum of its proper divisors (17868711).

53606121 is a wasteful number, since it uses less digits than its factorization.

53606121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17868710.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 53606121 is about 7321.6201075991. The cubic root of 53606121 is about 377.0550780602.

Adding to 53606121 its reverse (12160635), we get a palindrome (65766756).

The spelling of 53606121 in words is "fifty-three million, six hundred six thousand, one hundred twenty-one".