111111503500139 has 2 divisors, whose sum is σ = 111111503500140. Its totient is φ = 111111503500138.

The previous prime is 111111503500117. The next prime is 111111503500187. The reversal of 111111503500139 is 931005305111111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111111503500139 - 2²⁰ = 111111502451563 is a prime.

It is a super-2 number, since 2×111111503500139² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111111503560139) 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, 55555751750069 + 55555751750070.

It is an arithmetic number, because the mean of its divisors is an integer number (55555751750070).

Almost surely, 2^{111111503500139} is an apocalyptic number.

111111503500139 is a deficient number, since it is larger than the sum of its proper divisors (1).

111111503500139 is an equidigital number, since it uses as much as digits as its factorization.

111111503500139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2025, while the sum is 32.

The spelling of 111111503500139 in words is "one hundred eleven trillion, one hundred eleven billion, five hundred three million, five hundred thousand, one hundred thirty-nine".