91513483 has 2 divisors, whose sum is σ = 91513484. Its totient is φ = 91513482.

The previous prime is 91513463. The next prime is 91513493. The reversal of 91513483 is 38431519.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91513483 - 2⁵ = 91513451 is a prime.

It is not a weakly prime, because it can be changed into another prime (91513453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45756741 + 45756742.

It is an arithmetic number, because the mean of its divisors is an integer number (45756742).

Almost surely, 2^91513483 is an apocalyptic number.

91513483 is a deficient number, since it is larger than the sum of its proper divisors (1).

91513483 is an equidigital number, since it uses as much as digits as its factorization.

91513483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 91513483 is about 9566.2679765936. The cubic root of 91513483 is about 450.6385715969.

The spelling of 91513483 in words is "ninety-one million, five hundred thirteen thousand, four hundred eighty-three".