116772857 has 2 divisors, whose sum is σ = 116772858. Its totient is φ = 116772856.

The previous prime is 116772853. The next prime is 116772869. The reversal of 116772857 is 758277611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111915241 + 4857616 = 10579^2 + 2204^2 .

It is a cyclic number.

It is not a de Polignac number, because 116772857 - 2² = 116772853 is a prime.

It is not a weakly prime, because it can be changed into another prime (116772853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58386428 + 58386429.

It is an arithmetic number, because the mean of its divisors is an integer number (58386429).

Almost surely, 2^116772857 is an apocalyptic number.

It is an amenable number.

116772857 is a deficient number, since it is larger than the sum of its proper divisors (1).

116772857 is an equidigital number, since it uses as much as digits as its factorization.

116772857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164640, while the sum is 44.

The square root of 116772857 is about 10806.1490365440. The cubic root of 116772857 is about 488.7806095389.

The spelling of 116772857 in words is "one hundred sixteen million, seven hundred seventy-two thousand, eight hundred fifty-seven".