1111100009977 has 2 divisors, whose sum is σ = 1111100009978. Its totient is φ = 1111100009976.

The previous prime is 1111100009959. The next prime is 1111100010011. The reversal of 1111100009977 is 7799000011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 580680576576 + 530419433401 = 762024^2 + 728299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111100009977 is a prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1111100009927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555550004988 + 555550004989.

It is an arithmetic number, because the mean of its divisors is an integer number (555550004989).

Almost surely, 2^{1111100009977} is an apocalyptic number.

It is an amenable number.

1111100009977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111100009977 is an equidigital number, since it uses as much as digits as its factorization.

1111100009977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3969, while the sum is 37.

The spelling of 1111100009977 in words is "one trillion, one hundred eleven billion, one hundred million, nine thousand, nine hundred seventy-seven".