137435705 has 16 divisors (see below), whose sum is σ = 180187200. Its totient is φ = 99802560.

The previous prime is 137435687. The next prime is 137435707. The reversal of 137435705 is 507534731.

It is not a de Polignac number, because 137435705 - 2⁸ = 137435449 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (137435707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45791 + ... + 48699.

It is an arithmetic number, because the mean of its divisors is an integer number (11261700).

Almost surely, 2^137435705 is an apocalyptic number.

It is an amenable number.

137435705 is a deficient number, since it is larger than the sum of its proper divisors (42751495).

137435705 is a wasteful number, since it uses less digits than its factorization.

137435705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 137435705 is about 11723.2975309850. The cubic root of 137435705 is about 516.0595961553.

The spelling of 137435705 in words is "one hundred thirty-seven million, four hundred thirty-five thousand, seven hundred five".