165337051 has 16 divisors (see below), whose sum is σ = 188280288. Its totient is φ = 143852800.

The previous prime is 165337037. The next prime is 165337063. The reversal of 165337051 is 150733561.

It is a cyclic number.

It is not a de Polignac number, because 165337051 - 2¹⁵ = 165304283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165337001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20445 + ... + 27361.

It is an arithmetic number, because the mean of its divisors is an integer number (11767518).

Almost surely, 2^165337051 is an apocalyptic number.

165337051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

165337051 is a deficient number, since it is larger than the sum of its proper divisors (22943237).

165337051 is a wasteful number, since it uses less digits than its factorization.

165337051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7022.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 165337051 is about 12858.3455778728. The cubic root of 165337051 is about 548.8538678063.

The spelling of 165337051 in words is "one hundred sixty-five million, three hundred thirty-seven thousand, fifty-one".