91334951 has 2 divisors, whose sum is σ = 91334952. Its totient is φ = 91334950.

The previous prime is 91334939. The next prime is 91334963. The reversal of 91334951 is 15943319.

It is a balanced prime because it is at equal distance from previous prime (91334939) and next prime (91334963).

It is a cyclic number.

It is not a de Polignac number, because 91334951 - 2²⁶ = 24226087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91334051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45667475 + 45667476.

It is an arithmetic number, because the mean of its divisors is an integer number (45667476).

Almost surely, 2^91334951 is an apocalyptic number.

91334951 is a deficient number, since it is larger than the sum of its proper divisors (1).

91334951 is an equidigital number, since it uses as much as digits as its factorization.

91334951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580, while the sum is 35.

The square root of 91334951 is about 9556.9320914193. The cubic root of 91334951 is about 450.3453332749.

The spelling of 91334951 in words is "ninety-one million, three hundred thirty-four thousand, nine hundred fifty-one".