137866113 has 24 divisors (see below), whose sum is σ = 248279616. Its totient is φ = 71618400.

The previous prime is 137866097. The next prime is 137866123. The reversal of 137866113 is 311668731.

137866113 is a `hidden beast` number, since 1 + 37 + 8 + 6 + 611 + 3 = 666.

It is not a de Polignac number, because 137866113 - 2⁴ = 137866097 is a prime.

It is a super-2 number, since 2×137866113² = 38014130227457538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (137866123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98778 + ... + 100163.

It is an arithmetic number, because the mean of its divisors is an integer number (10344984).

Almost surely, 2^137866113 is an apocalyptic number.

It is an amenable number.

137866113 is a deficient number, since it is larger than the sum of its proper divisors (110413503).

137866113 is a wasteful number, since it uses less digits than its factorization.

137866113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198965 (or 198962 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 137866113 is about 11741.6401324517. The cubic root of 137866113 is about 516.5977501326.

The spelling of 137866113 in words is "one hundred thirty-seven million, eight hundred sixty-six thousand, one hundred thirteen".