137851368 has 32 divisors (see below), whose sum is σ = 364901760. Its totient is φ = 43247360.

The previous prime is 137851367. The next prime is 137851379. The reversal of 137851368 is 863158731.

137851368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×137851368⁴ (a number of 34 digits) contains 4444 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (137851367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168528 + ... + 169343.

It is an arithmetic number, because the mean of its divisors is an integer number (11403180).

Almost surely, 2^137851368 is an apocalyptic number.

It is an amenable number.

137851368 is an abundant number, since it is smaller than the sum of its proper divisors (227050392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137851368 is a wasteful number, since it uses less digits than its factorization.

137851368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337897 (or 337893 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 137851368 is about 11741.0122221212. The cubic root of 137851368 is about 516.5793324924.

The spelling of 137851368 in words is "one hundred thirty-seven million, eight hundred fifty-one thousand, three hundred sixty-eight".