137785703 has 4 divisors (see below), whose sum is σ = 150311688. Its totient is φ = 125259720.

The previous prime is 137785691. The next prime is 137785721. The reversal of 137785703 is 307587731.

137785703 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.

It is a cyclic number.

It is not a de Polignac number, because 137785703 - 2²⁰ = 136737127 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 (137785723) 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, 6262976 + ... + 6262997.

It is an arithmetic number, because the mean of its divisors is an integer number (37577922).

Almost surely, 2^137785703 is an apocalyptic number.

137785703 is a deficient number, since it is larger than the sum of its proper divisors (12525985).

137785703 is a wasteful number, since it uses less digits than its factorization.

137785703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12525984.

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 137785703 is about 11738.2154946994. The cubic root of 137785703 is about 516.4972959002.

The spelling of 137785703 in words is "one hundred thirty-seven million, seven hundred eighty-five thousand, seven hundred three".