94078961 has 2 divisors, whose sum is σ = 94078962. Its totient is φ = 94078960.

The previous prime is 94078951. The next prime is 94078973. The reversal of 94078961 is 16987049.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81793936 + 12285025 = 9044^2 + 3505^2 .

It is an emirp because it is prime and its reverse (16987049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 94078961 - 2²² = 89884657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (94078951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47039480 + 47039481.

It is an arithmetic number, because the mean of its divisors is an integer number (47039481).

Almost surely, 2^94078961 is an apocalyptic number.

It is an amenable number.

94078961 is a deficient number, since it is larger than the sum of its proper divisors (1).

94078961 is an equidigital number, since it uses as much as digits as its factorization.

94078961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 94078961 is about 9699.4309626905. The cubic root of 94078961 is about 454.8108717649.

The spelling of 94078961 in words is "ninety-four million, seventy-eight thousand, nine hundred sixty-one".