165101345 has 8 divisors (see below), whose sum is σ = 199118400. Its totient is φ = 131416560.

The previous prime is 165101329. The next prime is 165101353. The reversal of 165101345 is 543101561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 165101345 - 2⁴ = 165101329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81971 + ... + 83960.

It is an arithmetic number, because the mean of its divisors is an integer number (24889800).

Almost surely, 2^165101345 is an apocalyptic number.

It is an amenable number.

165101345 is a deficient number, since it is larger than the sum of its proper divisors (34017055).

165101345 is a wasteful number, since it uses less digits than its factorization.

165101345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166135.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 165101345 is about 12849.1768218824. The cubic root of 165101345 is about 548.5929267491.

The spelling of 165101345 in words is "one hundred sixty-five million, one hundred one thousand, three hundred forty-five".