91450283 has 2 divisors, whose sum is σ = 91450284. Its totient is φ = 91450282.

The previous prime is 91450267. The next prime is 91450309. The reversal of 91450283 is 38205419.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 91450283 - 2⁴ = 91450267 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (91456283) 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, 45725141 + 45725142.

It is an arithmetic number, because the mean of its divisors is an integer number (45725142).

Almost surely, 2^91450283 is an apocalyptic number.

91450283 is a deficient number, since it is larger than the sum of its proper divisors (1).

91450283 is an equidigital number, since it uses as much as digits as its factorization.

91450283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 91450283 is about 9562.9641325271. The cubic root of 91450283 is about 450.5348094132.

The spelling of 91450283 in words is "ninety-one million, four hundred fifty thousand, two hundred eighty-three".