131365396 has 6 divisors (see below), whose sum is σ = 229889450. Its totient is φ = 65682696.

The previous prime is 131365369. The next prime is 131365417. The reversal of 131365396 is 693563131.

It can be written as a sum of positive squares in only one way, i.e., 119115396 + 12250000 = 10914^2 + 3500^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16420671 + ... + 16420678.

Almost surely, 2^131365396 is an apocalyptic number.

It is an amenable number.

131365396 is a deficient number, since it is larger than the sum of its proper divisors (98524054).

131365396 is a wasteful number, since it uses less digits than its factorization.

131365396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32841353 (or 32841351 counting only the distinct ones).

The product of its digits is 43740, while the sum is 37.

The square root of 131365396 is about 11461.4744252212. The cubic root of 131365396 is about 508.3470720166.

The spelling of 131365396 in words is "one hundred thirty-one million, three hundred sixty-five thousand, three hundred ninety-six".