1183870979699 has 16 divisors (see below), whose sum is σ = 1230410412000. Its totient is φ = 1137718848000.

The previous prime is 1183870979659. The next prime is 1183870979701. The reversal of 1183870979699 is 9969790783811.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1183870979699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1183870979639) 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, 10783817 + ... + 10893045.

It is an arithmetic number, because the mean of its divisors is an integer number (76900650750).

Almost surely, 2^{1183870979699} is an apocalyptic number.

1183870979699 is a deficient number, since it is larger than the sum of its proper divisors (46539432301).

1183870979699 is a wasteful number, since it uses less digits than its factorization.

1183870979699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110998.

The product of its (nonzero) digits is 370355328, while the sum is 77.

The spelling of 1183870979699 in words is "one trillion, one hundred eighty-three billion, eight hundred seventy million, nine hundred seventy-nine thousand, six hundred ninety-nine".