111600156001 has 2 divisors, whose sum is σ = 111600156002. Its totient is φ = 111600156000.

The previous prime is 111600155987. The next prime is 111600156029. The reversal of 111600156001 is 100651006111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93147650401 + 18452505600 = 305201^2 + 135840^2 .

It is a cyclic number.

It is not a de Polignac number, because 111600156001 - 2¹¹ = 111600153953 is a prime.

It is not a weakly prime, because it can be changed into another prime (111600136001) 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, 55800078000 + 55800078001.

It is an arithmetic number, because the mean of its divisors is an integer number (55800078001).

Almost surely, 2^111600156001 is an apocalyptic number.

It is an amenable number.

111600156001 is a deficient number, since it is larger than the sum of its proper divisors (1).

111600156001 is an equidigital number, since it uses as much as digits as its factorization.

111600156001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 111600156001 in words is "one hundred eleven billion, six hundred million, one hundred fifty-six thousand, one".