1116957191999 has 16 divisors (see below), whose sum is σ = 1230976824480. Its totient is φ = 1005024000000.

The previous prime is 1116957191891. The next prime is 1116957192031. The reversal of 1116957191999 is 9991917596111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116957191999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116957191599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3166607 + ... + 3501615.

It is an arithmetic number, because the mean of its divisors is an integer number (76936051530).

Almost surely, 2^{1116957191999} is an apocalyptic number.

1116957191999 is a deficient number, since it is larger than the sum of its proper divisors (114019632481).

1116957191999 is a wasteful number, since it uses less digits than its factorization.

1116957191999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338122.

The product of its digits is 12400290, while the sum is 68.

The spelling of 1116957191999 in words is "one trillion, one hundred sixteen billion, nine hundred fifty-seven million, one hundred ninety-one thousand, nine hundred ninety-nine".