111664153 has 2 divisors, whose sum is σ = 111664154. Its totient is φ = 111664152.

The previous prime is 111664141. The next prime is 111664171. The reversal of 111664153 is 351466111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101848464 + 9815689 = 10092^2 + 3133^2 .

It is an emirp because it is prime and its reverse (351466111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111664153 - 2²⁵ = 78109721 is a prime.

It is not a weakly prime, because it can be changed into another prime (111664193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55832076 + 55832077.

It is an arithmetic number, because the mean of its divisors is an integer number (55832077).

Almost surely, 2^111664153 is an apocalyptic number.

It is an amenable number.

111664153 is a deficient number, since it is larger than the sum of its proper divisors (1).

111664153 is an equidigital number, since it uses as much as digits as its factorization.

111664153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 111664153 is about 10567.1260520541. The cubic root of 111664153 is about 481.5461614839.

The spelling of 111664153 in words is "one hundred eleven million, six hundred sixty-four thousand, one hundred fifty-three".