90982313 has 2 divisors, whose sum is σ = 90982314. Its totient is φ = 90982312.

The previous prime is 90982267. The next prime is 90982337. The reversal of 90982313 is 31328909.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62220544 + 28761769 = 7888^2 + 5363^2 .

It is a cyclic number.

It is not a de Polignac number, because 90982313 - 2⁸ = 90982057 is a prime.

It is not a weakly prime, because it can be changed into another prime (90982373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45491156 + 45491157.

It is an arithmetic number, because the mean of its divisors is an integer number (45491157).

Almost surely, 2^90982313 is an apocalyptic number.

It is an amenable number.

90982313 is a deficient number, since it is larger than the sum of its proper divisors (1).

90982313 is an equidigital number, since it uses as much as digits as its factorization.

90982313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 90982313 is about 9538.4649184237. The cubic root of 90982313 is about 449.7650015806.

It can be divided in two parts, 9098 and 2313, that added together give a palindrome (11411).

The spelling of 90982313 in words is "ninety million, nine hundred eighty-two thousand, three hundred thirteen".