131164235 has 8 divisors (see below), whose sum is σ = 157568976. Its totient is φ = 104816800.

The previous prime is 131164183. The next prime is 131164247. The reversal of 131164235 is 532461131.

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

It is not a de Polignac number, because 131164235 - 2⁶ = 131164171 is a prime.

It is a Duffinian number.

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, 9116 + ... + 18585.

It is an arithmetic number, because the mean of its divisors is an integer number (19696122).

Almost surely, 2^131164235 is an apocalyptic number.

131164235 is a deficient number, since it is larger than the sum of its proper divisors (26404741).

131164235 is an equidigital number, since it uses as much as digits as its factorization.

131164235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28653.

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

The square root of 131164235 is about 11452.6955342400. The cubic root of 131164235 is about 508.0874606579.

The spelling of 131164235 in words is "one hundred thirty-one million, one hundred sixty-four thousand, two hundred thirty-five".