137494367 has 4 divisors (see below), whose sum is σ = 139824840. Its totient is φ = 135163896.

The previous prime is 137494363. The next prime is 137494373. The reversal of 137494367 is 763494731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 137494367 - 2² = 137494363 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137494363) 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, 1165148 + ... + 1165265.

It is an arithmetic number, because the mean of its divisors is an integer number (34956210).

Almost surely, 2^137494367 is an apocalyptic number.

137494367 is a deficient number, since it is larger than the sum of its proper divisors (2330473).

137494367 is an equidigital number, since it uses as much as digits as its factorization.

137494367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330472.

The product of its digits is 381024, while the sum is 44.

The square root of 137494367 is about 11725.7992051715. The cubic root of 137494367 is about 516.1330093484.

The spelling of 137494367 in words is "one hundred thirty-seven million, four hundred ninety-four thousand, three hundred sixty-seven".