91352017 has 2 divisors, whose sum is σ = 91352018. Its totient is φ = 91352016.

The previous prime is 91351987. The next prime is 91352047. The reversal of 91352017 is 71025319.

It is a balanced prime because it is at equal distance from previous prime (91351987) and next prime (91352047).

It can be written as a sum of positive squares in only one way, i.e., 68541841 + 22810176 = 8279^2 + 4776^2 .

It is a cyclic number.

It is not a de Polignac number, because 91352017 - 2¹¹ = 91349969 is a prime.

It is not a weakly prime, because it can be changed into another prime (91352047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45676008 + 45676009.

It is an arithmetic number, because the mean of its divisors is an integer number (45676009).

Almost surely, 2^91352017 is an apocalyptic number.

It is an amenable number.

91352017 is a deficient number, since it is larger than the sum of its proper divisors (1).

91352017 is an equidigital number, since it uses as much as digits as its factorization.

91352017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 91352017 is about 9557.8249094655. The cubic root of 91352017 is about 450.3733806424.

The spelling of 91352017 in words is "ninety-one million, three hundred fifty-two thousand, seventeen".