131310716 has 6 divisors (see below), whose sum is σ = 229793760. Its totient is φ = 65655356.

The previous prime is 131310713. The next prime is 131310727. The reversal of 131310716 is 617013131.

It is a junction number, because it is equal to n+sod(n) for n = 131310691 and 131310700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131310713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16413836 + ... + 16413843.

It is an arithmetic number, because the mean of its divisors is an integer number (38298960).

Almost surely, 2^131310716 is an apocalyptic number.

It is an amenable number.

131310716 is a deficient number, since it is larger than the sum of its proper divisors (98483044).

131310716 is a wasteful number, since it uses less digits than its factorization.

131310716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32827683 (or 32827681 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 131310716 is about 11459.0887944897. The cubic root of 131310716 is about 508.2765301633.

Adding to 131310716 its reverse (617013131), we get a palindrome (748323847).

The spelling of 131310716 in words is "one hundred thirty-one million, three hundred ten thousand, seven hundred sixteen".