116877986971 has 2 divisors, whose sum is σ = 116877986972. Its totient is φ = 116877986970.

The previous prime is 116877986947. The next prime is 116877986983. The reversal of 116877986971 is 179689778611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116877986971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116877986971.

It is not a weakly prime, because it can be changed into another prime (116877986941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58438993485 + 58438993486.

It is an arithmetic number, because the mean of its divisors is an integer number (58438993486).

Almost surely, 2^116877986971 is an apocalyptic number.

116877986971 is a deficient number, since it is larger than the sum of its proper divisors (1).

116877986971 is an equidigital number, since it uses as much as digits as its factorization.

116877986971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64012032, while the sum is 70.

The spelling of 116877986971 in words is "one hundred sixteen billion, eight hundred seventy-seven million, nine hundred eighty-six thousand, nine hundred seventy-one".