131412511 has 2 divisors, whose sum is σ = 131412512. Its totient is φ = 131412510.

The previous prime is 131412497. The next prime is 131412521. The reversal of 131412511 is 115214131.

It is a strong prime.

It is an emirp because it is prime and its reverse (115214131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131412511 - 2⁷ = 131412383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131412521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65706255 + 65706256.

It is an arithmetic number, because the mean of its divisors is an integer number (65706256).

Almost surely, 2^131412511 is an apocalyptic number.

131412511 is a deficient number, since it is larger than the sum of its proper divisors (1).

131412511 is an equidigital number, since it uses as much as digits as its factorization.

131412511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120, while the sum is 19.

The square root of 131412511 is about 11463.5296047945. The cubic root of 131412511 is about 508.4078386778.

Adding to 131412511 its reverse (115214131), we get a palindrome (246626642).

The spelling of 131412511 in words is "one hundred thirty-one million, four hundred twelve thousand, five hundred eleven".