994794797771 has 2 divisors, whose sum is σ = 994794797772. Its totient is φ = 994794797770.

The previous prime is 994794797761. The next prime is 994794797891. The reversal of 994794797771 is 177797497499.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994794797771 - 2³⁸ = 719916890827 is a prime.

It is not a weakly prime, because it can be changed into another prime (994794797701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497397398885 + 497397398886.

It is an arithmetic number, because the mean of its divisors is an integer number (497397398886).

Almost surely, 2^994794797771 is an apocalyptic number.

994794797771 is a deficient number, since it is larger than the sum of its proper divisors (1).

994794797771 is an equidigital number, since it uses as much as digits as its factorization.

994794797771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764331632, while the sum is 80.

The spelling of 994794797771 in words is "nine hundred ninety-four billion, seven hundred ninety-four million, seven hundred ninety-seven thousand, seven hundred seventy-one".