111013957 has 2 divisors, whose sum is σ = 111013958. Its totient is φ = 111013956.

The previous prime is 111013951. The next prime is 111014021. The reversal of 111013957 is 759310111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108805761 + 2208196 = 10431^2 + 1486^2 .

It is a cyclic number.

It is not a de Polignac number, because 111013957 - 2¹¹ = 111011909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111013951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506978 + 55506979.

It is an arithmetic number, because the mean of its divisors is an integer number (55506979).

Almost surely, 2^111013957 is an apocalyptic number.

It is an amenable number.

111013957 is a deficient number, since it is larger than the sum of its proper divisors (1).

111013957 is an equidigital number, since it uses as much as digits as its factorization.

111013957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945, while the sum is 28.

The square root of 111013957 is about 10536.3161019400. The cubic root of 111013957 is about 480.6096954344.

The spelling of 111013957 in words is "one hundred eleven million, thirteen thousand, nine hundred fifty-seven".