137161868 has 12 divisors (see below), whose sum is σ = 240118200. Its totient is φ = 68556672.

The previous prime is 137161859. The next prime is 137161877. The reversal of 137161868 is 868161731.

It is an interprime number because it is at equal distance from previous prime (137161859) and next prime (137161877).

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14108 + ... + 21756.

It is an arithmetic number, because the mean of its divisors is an integer number (20009850).

Almost surely, 2^137161868 is an apocalyptic number.

It is an amenable number.

137161868 is a deficient number, since it is larger than the sum of its proper divisors (102956332).

137161868 is a wasteful number, since it uses less digits than its factorization.

137161868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12136 (or 12134 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 137161868 is about 11711.6125277436. The cubic root of 137161868 is about 515.7166232431.

The spelling of 137161868 in words is "one hundred thirty-seven million, one hundred sixty-one thousand, eight hundred sixty-eight".