94555081 has 2 divisors, whose sum is σ = 94555082. Its totient is φ = 94555080.

The previous prime is 94555073. The next prime is 94555099. The reversal of 94555081 is 18055549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56115081 + 38440000 = 7491^2 + 6200^2 .

It is a cyclic number.

It is not a de Polignac number, because 94555081 - 2³ = 94555073 is a prime.

It is a super-2 number, since 2×94555081² = 17881326685833122, which contains 22 as substring.

It is equal to p_5465386 and since 94555081 and 5465386 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94555081.

It is not a weakly prime, because it can be changed into another prime (94550081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47277540 + 47277541.

It is an arithmetic number, because the mean of its divisors is an integer number (47277541).

Almost surely, 2^94555081 is an apocalyptic number.

It is an amenable number.

94555081 is a deficient number, since it is larger than the sum of its proper divisors (1).

94555081 is an equidigital number, since it uses as much as digits as its factorization.

94555081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 37.

The square root of 94555081 is about 9723.9436958469. The cubic root of 94555081 is about 455.5768250783.

The spelling of 94555081 in words is "ninety-four million, five hundred fifty-five thousand, eighty-one".