165314555 has 16 divisors (see below), whose sum is σ = 227992320. Its totient is φ = 112720992.

The previous prime is 165314551. The next prime is 165314561. The reversal of 165314555 is 555413561.

It is a cyclic number.

It is not a de Polignac number, because 165314555 - 2² = 165314551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (165314551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6929 + ... + 19458.

It is an arithmetic number, because the mean of its divisors is an integer number (14249520).

Almost surely, 2^165314555 is an apocalyptic number.

165314555 is a deficient number, since it is larger than the sum of its proper divisors (62677765).

165314555 is a wasteful number, since it uses less digits than its factorization.

165314555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26578.

The product of its digits is 45000, while the sum is 35.

The square root of 165314555 is about 12857.4707855005. The cubic root of 165314555 is about 548.8289740583.

The spelling of 165314555 in words is "one hundred sixty-five million, three hundred fourteen thousand, five hundred fifty-five".