91416967 has 2 divisors, whose sum is σ = 91416968. Its totient is φ = 91416966.

The previous prime is 91416953. The next prime is 91416991. The reversal of 91416967 is 76961419.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91416967 - 2²³ = 83028359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91416907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45708483 + 45708484.

It is an arithmetic number, because the mean of its divisors is an integer number (45708484).

Almost surely, 2^91416967 is an apocalyptic number.

91416967 is a deficient number, since it is larger than the sum of its proper divisors (1).

91416967 is an equidigital number, since it uses as much as digits as its factorization.

91416967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 43.

The square root of 91416967 is about 9561.2220453245. Note that the first 3 decimals coincide. The cubic root of 91416967 is about 450.4800917374.

The spelling of 91416967 in words is "ninety-one million, four hundred sixteen thousand, nine hundred sixty-seven".