55967137 has 4 divisors (see below), whose sum is σ = 56006656. Its totient is φ = 55927620.

The previous prime is 55967101. The next prime is 55967159. The reversal of 55967137 is 73176955.

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-55967137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55967093 and 55967102.

It is not an unprimeable number, because it can be changed into a prime (55967437) 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, 17553 + ... + 20494.

It is an arithmetic number, because the mean of its divisors is an integer number (14001664).

Almost surely, 2^55967137 is an apocalyptic number.

It is an amenable number.

55967137 is a deficient number, since it is larger than the sum of its proper divisors (39519).

55967137 is a wasteful number, since it uses less digits than its factorization.

55967137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39518.

The product of its digits is 198450, while the sum is 43.

The square root of 55967137 is about 7481.1186997668. The cubic root of 55967137 is about 382.5113830323.

The spelling of 55967137 in words is "fifty-five million, nine hundred sixty-seven thousand, one hundred thirty-seven".