131334365 has 16 divisors (see below), whose sum is σ = 167123520. Its totient is φ = 98801280.

The previous prime is 131334361. The next prime is 131334407. The reversal of 131334365 is 563433131.

It is not a de Polignac number, because 131334365 - 2² = 131334361 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131334361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7970 + ... + 18060.

It is an arithmetic number, because the mean of its divisors is an integer number (10445220).

Almost surely, 2^131334365 is an apocalyptic number.

It is an amenable number.

131334365 is a deficient number, since it is larger than the sum of its proper divisors (35789155).

131334365 is a wasteful number, since it uses less digits than its factorization.

131334365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10252.

The product of its digits is 9720, while the sum is 29.

The square root of 131334365 is about 11460.1206363633. The cubic root of 131334365 is about 508.3070417887.

Adding to 131334365 its reverse (563433131), we get a palindrome (694767496).

The spelling of 131334365 in words is "one hundred thirty-one million, three hundred thirty-four thousand, three hundred sixty-five".