131376611 has 2 divisors, whose sum is σ = 131376612. Its totient is φ = 131376610.

The previous prime is 131376599. The next prime is 131376631. The reversal of 131376611 is 116673131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131376611 is a prime.

It is not a weakly prime, because it can be changed into another prime (131376631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65688305 + 65688306.

It is an arithmetic number, because the mean of its divisors is an integer number (65688306).

Almost surely, 2^131376611 is an apocalyptic number.

131376611 is a deficient number, since it is larger than the sum of its proper divisors (1).

131376611 is an equidigital number, since it uses as much as digits as its factorization.

131376611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 29.

The square root of 131376611 is about 11461.9636624795. The cubic root of 131376611 is about 508.3615379017.

The spelling of 131376611 in words is "one hundred thirty-one million, three hundred seventy-six thousand, six hundred eleven".