137635745 has 32 divisors (see below), whose sum is σ = 184369920. Its totient is φ = 97977600.

The previous prime is 137635739. The next prime is 137635781. The reversal of 137635745 is 547536731.

It is a happy number.

It is not a de Polignac number, because 137635745 - 2⁶ = 137635681 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 362966 + ... + 363344.

It is an arithmetic number, because the mean of its divisors is an integer number (5761560).

Almost surely, 2^137635745 is an apocalyptic number.

It is an amenable number.

137635745 is a deficient number, since it is larger than the sum of its proper divisors (46734175).

137635745 is a wasteful number, since it uses less digits than its factorization.

137635745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585.

The product of its digits is 264600, while the sum is 41.

The square root of 137635745 is about 11731.8261579347. The cubic root of 137635745 is about 516.3098526091.

The spelling of 137635745 in words is "one hundred thirty-seven million, six hundred thirty-five thousand, seven hundred forty-five".