13112434451131 has 2 divisors, whose sum is σ = 13112434451132. Its totient is φ = 13112434451130.

The previous prime is 13112434451111. The next prime is 13112434451141. The reversal of 13112434451131 is 13115443421131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13112434451131 - 2⁷ = 13112434451003 is a prime.

It is a super-2 number, since 2×13112434451131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13112434451111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556217225565 + 6556217225566.

It is an arithmetic number, because the mean of its divisors is an integer number (6556217225566).

Almost surely, 2^{13112434451131} is an apocalyptic number.

13112434451131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112434451131 is an equidigital number, since it uses as much as digits as its factorization.

13112434451131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

Adding to 13112434451131 its reverse (13115443421131), we get a palindrome (26227877872262).

The spelling of 13112434451131 in words is "thirteen trillion, one hundred twelve billion, four hundred thirty-four million, four hundred fifty-one thousand, one hundred thirty-one".