91692151 has 2 divisors, whose sum is σ = 91692152. Its totient is φ = 91692150.

The previous prime is 91692149. The next prime is 91692163. The reversal of 91692151 is 15129619.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91692151 - 2¹ = 91692149 is a prime.

Together with 91692149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91692121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45846075 + 45846076.

It is an arithmetic number, because the mean of its divisors is an integer number (45846076).

Almost surely, 2^91692151 is an apocalyptic number.

91692151 is a deficient number, since it is larger than the sum of its proper divisors (1).

91692151 is an equidigital number, since it uses as much as digits as its factorization.

91692151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 34.

The square root of 91692151 is about 9575.6018609798. The cubic root of 91692151 is about 450.9316517287.

The spelling of 91692151 in words is "ninety-one million, six hundred ninety-two thousand, one hundred fifty-one".