11431251319 has 2 divisors, whose sum is σ = 11431251320. Its totient is φ = 11431251318.

The previous prime is 11431251313. The next prime is 11431251323. The reversal of 11431251319 is 91315213411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11431251319 - 2⁹ = 11431250807 is a prime.

It is a super-2 number, since 2×11431251319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11431251313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715625659 + 5715625660.

It is an arithmetic number, because the mean of its divisors is an integer number (5715625660).

Almost surely, 2^11431251319 is an apocalyptic number.

11431251319 is a deficient number, since it is larger than the sum of its proper divisors (1).

11431251319 is an equidigital number, since it uses as much as digits as its factorization.

11431251319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 31.

The spelling of 11431251319 in words is "eleven billion, four hundred thirty-one million, two hundred fifty-one thousand, three hundred nineteen".