137775165 has 16 divisors (see below), whose sum is σ = 240480576. Its totient is φ = 66800000.

The previous prime is 137775119. The next prime is 137775181. The reversal of 137775165 is 561577731.

It is not a de Polignac number, because 137775165 - 2⁶ = 137775101 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417336 + ... + 417665.

It is an arithmetic number, because the mean of its divisors is an integer number (15030036).

Almost surely, 2^137775165 is an apocalyptic number.

137775165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137775165 is a deficient number, since it is larger than the sum of its proper divisors (102705411).

137775165 is a wasteful number, since it uses less digits than its factorization.

137775165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835020.

The product of its digits is 154350, while the sum is 42.

The square root of 137775165 is about 11737.7666103906. The cubic root of 137775165 is about 516.4841281401.

The spelling of 137775165 in words is "one hundred thirty-seven million, seven hundred seventy-five thousand, one hundred sixty-five".