320142095 has 32 divisors (see below), whose sum is σ = 483850752. Its totient is φ = 197914752.

The previous prime is 320142089. The next prime is 320142127. The reversal of 320142095 is 590241023.

It is not a de Polignac number, because 320142095 - 2²² = 315947791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11384 + ... + 27746.

It is an arithmetic number, because the mean of its divisors is an integer number (15120336).

Almost surely, 2^320142095 is an apocalyptic number.

320142095 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

320142095 is a deficient number, since it is larger than the sum of its proper divisors (163708657).

320142095 is a wasteful number, since it uses less digits than its factorization.

320142095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16431.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 320142095 is about 17892.5150551844. The cubic root of 320142095 is about 684.0916049525.

The spelling of 320142095 in words is "three hundred twenty million, one hundred forty-two thousand, ninety-five".