111001110977 has 2 divisors, whose sum is σ = 111001110978. Its totient is φ = 111001110976.

The previous prime is 111001110953. The next prime is 111001111099. The reversal of 111001110977 is 779011100111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109656348736 + 1344762241 = 331144^2 + 36671^2 .

It is an emirp because it is prime and its reverse (779011100111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111001110977 - 2³⁴ = 93821241793 is a prime.

It is not a weakly prime, because it can be changed into another prime (111001110947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500555488 + 55500555489.

It is an arithmetic number, because the mean of its divisors is an integer number (55500555489).

Almost surely, 2^111001110977 is an apocalyptic number.

It is an amenable number.

111001110977 is a deficient number, since it is larger than the sum of its proper divisors (1).

111001110977 is an equidigital number, since it uses as much as digits as its factorization.

111001110977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 441, while the sum is 29.

The spelling of 111001110977 in words is "one hundred eleven billion, one million, one hundred ten thousand, nine hundred seventy-seven".