137497051 has 8 divisors (see below), whose sum is σ = 140184000. Its totient is φ = 134833920.

The previous prime is 137497027. The next prime is 137497097. The reversal of 137497051 is 150794731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137497051 - 2⁷ = 137496923 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137497051.

It is not an unprimeable number, because it can be changed into a prime (137497021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5931 + ... + 17611.

It is an arithmetic number, because the mean of its divisors is an integer number (17523000).

Almost surely, 2^137497051 is an apocalyptic number.

137497051 is a deficient number, since it is larger than the sum of its proper divisors (2686949).

137497051 is a wasteful number, since it uses less digits than its factorization.

137497051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11909.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 137497051 is about 11725.9136531018. The cubic root of 137497051 is about 516.1363677696.

The spelling of 137497051 in words is "one hundred thirty-seven million, four hundred ninety-seven thousand, fifty-one".