111403256626157 has 2 divisors, whose sum is σ = 111403256626158. Its totient is φ = 111403256626156.

The previous prime is 111403256626063. The next prime is 111403256626213. The reversal of 111403256626157 is 751626652304111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92873580764836 + 18529675861321 = 9637094^2 + 4304611^2 .

It is a cyclic number.

It is not a de Polignac number, because 111403256626157 - 2³⁶ = 111334537149421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111403256626357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55701628313078 + 55701628313079.

It is an arithmetic number, because the mean of its divisors is an integer number (55701628313079).

Almost surely, 2^{111403256626157} is an apocalyptic number.

It is an amenable number.

111403256626157 is a deficient number, since it is larger than the sum of its proper divisors (1).

111403256626157 is an equidigital number, since it uses as much as digits as its factorization.

111403256626157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 111403256626157 in words is "one hundred eleven trillion, four hundred three billion, two hundred fifty-six million, six hundred twenty-six thousand, one hundred fifty-seven".