53356137 has 4 divisors (see below), whose sum is σ = 71141520. Its totient is φ = 35570756.

The previous prime is 53356103. The next prime is 53356181. The reversal of 53356137 is 73165335.

53356137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-53356137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53356098 and 53356107.

It is not an unprimeable number, because it can be changed into a prime (53356337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8892687 + ... + 8892692.

It is an arithmetic number, because the mean of its divisors is an integer number (17785380).

Almost surely, 2^53356137 is an apocalyptic number.

It is an amenable number.

53356137 is a deficient number, since it is larger than the sum of its proper divisors (17785383).

53356137 is a wasteful number, since it uses less digits than its factorization.

53356137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17785382.

The product of its digits is 28350, while the sum is 33.

The square root of 53356137 is about 7304.5285268797. The cubic root of 53356137 is about 376.4680515880.

The spelling of 53356137 in words is "fifty-three million, three hundred fifty-six thousand, one hundred thirty-seven".