131374801 has 2 divisors, whose sum is σ = 131374802. Its totient is φ = 131374800.

The previous prime is 131374799. The next prime is 131374811. The reversal of 131374801 is 108473131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88341201 + 43033600 = 9399^2 + 6560^2 .

It is a cyclic number.

It is not a de Polignac number, because 131374801 - 2¹ = 131374799 is a prime.

Together with 131374799, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 131374801.

It is not a weakly prime, because it can be changed into another prime (131374811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65687400 + 65687401.

It is an arithmetic number, because the mean of its divisors is an integer number (65687401).

Almost surely, 2^131374801 is an apocalyptic number.

It is an amenable number.

131374801 is a deficient number, since it is larger than the sum of its proper divisors (1).

131374801 is an equidigital number, since it uses as much as digits as its factorization.

131374801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 131374801 is about 11461.8847054051. The cubic root of 131374801 is about 508.3592032939.

The spelling of 131374801 in words is "one hundred thirty-one million, three hundred seventy-four thousand, eight hundred one".