91462061 has 2 divisors, whose sum is σ = 91462062. Its totient is φ = 91462060.

The previous prime is 91461899. The next prime is 91462073. The reversal of 91462061 is 16026419.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79316836 + 12145225 = 8906^2 + 3485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91462061 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91461061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45731030 + 45731031.

It is an arithmetic number, because the mean of its divisors is an integer number (45731031).

Almost surely, 2^91462061 is an apocalyptic number.

It is an amenable number.

91462061 is a deficient number, since it is larger than the sum of its proper divisors (1).

91462061 is an equidigital number, since it uses as much as digits as its factorization.

91462061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 91462061 is about 9563.5799259482. The cubic root of 91462061 is about 450.5541502362.

The spelling of 91462061 in words is "ninety-one million, four hundred sixty-two thousand, sixty-one".