165413063 has 4 divisors (see below), whose sum is σ = 165521400. Its totient is φ = 165304728.

The previous prime is 165413057. The next prime is 165413081. The reversal of 165413063 is 360314561.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 165413063 - 2⁴ = 165413047 is a prime.

It is a super-2 number, since 2×165413063² = 54722962822083938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165413023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51845 + ... + 54942.

It is an arithmetic number, because the mean of its divisors is an integer number (41380350).

Almost surely, 2^165413063 is an apocalyptic number.

165413063 is a deficient number, since it is larger than the sum of its proper divisors (108337).

165413063 is a wasteful number, since it uses less digits than its factorization.

165413063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108336.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 165413063 is about 12861.3009839596. The cubic root of 165413063 is about 548.9379648840.

The spelling of 165413063 in words is "one hundred sixty-five million, four hundred thirteen thousand, sixty-three".