251114585411113 has 2 divisors, whose sum is σ = 251114585411114. Its totient is φ = 251114585411112.

The previous prime is 251114585411093. The next prime is 251114585411197. The reversal of 251114585411113 is 311114585411152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152437222823209 + 98677362587904 = 12346547^2 + 9933648^2 .

It is a cyclic number.

It is not a de Polignac number, because 251114585411113 - 2²¹ = 251114583313961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 251114585411113.

It is not a weakly prime, because it can be changed into another prime (251114585411413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125557292705556 + 125557292705557.

It is an arithmetic number, because the mean of its divisors is an integer number (125557292705557).

Almost surely, 2^{251114585411113} is an apocalyptic number.

It is an amenable number.

251114585411113 is a deficient number, since it is larger than the sum of its proper divisors (1).

251114585411113 is an equidigital number, since it uses as much as digits as its factorization.

251114585411113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96000, while the sum is 43.

The spelling of 251114585411113 in words is "two hundred fifty-one trillion, one hundred fourteen billion, five hundred eighty-five million, four hundred eleven thousand, one hundred thirteen".