137834645 has 32 divisors (see below), whose sum is σ = 188697600. Its totient is φ = 95814144.

The previous prime is 137834639. The next prime is 137834677. The reversal of 137834645 is 546438731.

It is a cyclic number.

It is not a de Polignac number, because 137834645 - 2⁴ = 137834629 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287516 + ... + 287994.

It is an arithmetic number, because the mean of its divisors is an integer number (5896800).

Almost surely, 2^137834645 is an apocalyptic number.

It is an amenable number.

137834645 is a deficient number, since it is larger than the sum of its proper divisors (50862955).

137834645 is a wasteful number, since it uses less digits than its factorization.

137834645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749.

The product of its digits is 241920, while the sum is 41.

The square root of 137834645 is about 11740.3000387554. The cubic root of 137834645 is about 516.5584425884.

The spelling of 137834645 in words is "one hundred thirty-seven million, eight hundred thirty-four thousand, six hundred forty-five".