994757677 has 2 divisors, whose sum is σ = 994757678. Its totient is φ = 994757676.

The previous prime is 994757627. The next prime is 994757693. The reversal of 994757677 is 776757499.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 964661481 + 30096196 = 31059^2 + 5486^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994757677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994757627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497378838 + 497378839.

It is an arithmetic number, because the mean of its divisors is an integer number (497378839).

Almost surely, 2^994757677 is an apocalyptic number.

It is an amenable number.

994757677 is a deficient number, since it is larger than the sum of its proper divisors (1).

994757677 is an equidigital number, since it uses as much as digits as its factorization.

994757677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23337720, while the sum is 61.

The square root of 994757677 is about 31539.7792795067. The cubic root of 994757677 is about 998.2494965256.

The spelling of 994757677 in words is "nine hundred ninety-four million, seven hundred fifty-seven thousand, six hundred seventy-seven".