111604044133 has 2 divisors, whose sum is σ = 111604044134. Its totient is φ = 111604044132.

The previous prime is 111604044061. The next prime is 111604044143. The reversal of 111604044133 is 331440406111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102695893444 + 8908150689 = 320462^2 + 94383^2 .

It is a cyclic number.

It is not a de Polignac number, because 111604044133 - 2¹⁷ = 111603913061 is a prime.

It is a super-2 number, since 2×111604044133² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111604044143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55802022066 + 55802022067.

It is an arithmetic number, because the mean of its divisors is an integer number (55802022067).

Almost surely, 2^111604044133 is an apocalyptic number.

It is an amenable number.

111604044133 is a deficient number, since it is larger than the sum of its proper divisors (1).

111604044133 is an equidigital number, since it uses as much as digits as its factorization.

111604044133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 111604044133 in words is "one hundred eleven billion, six hundred four million, forty-four thousand, one hundred thirty-three".