90174713 has 2 divisors, whose sum is σ = 90174714. Its totient is φ = 90174712.

The previous prime is 90174709. The next prime is 90174727. The reversal of 90174713 is 31747109.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62853184 + 27321529 = 7928^2 + 5227^2 .

It is a cyclic number.

It is not a de Polignac number, because 90174713 - 2² = 90174709 is a prime.

It is equal to p_5226584 and since 90174713 and 5226584 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90174713.

It is not a weakly prime, because it can be changed into another prime (90174793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45087356 + 45087357.

It is an arithmetic number, because the mean of its divisors is an integer number (45087357).

Almost surely, 2^90174713 is an apocalyptic number.

It is an amenable number.

90174713 is a deficient number, since it is larger than the sum of its proper divisors (1).

90174713 is an equidigital number, since it uses as much as digits as its factorization.

90174713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 90174713 is about 9496.0366995921. The cubic root of 90174713 is about 448.4302722748.

It can be divided in two parts, 901747 and 13, that multiplied together give a palindrome (11722711).

The spelling of 90174713 in words is "ninety million, one hundred seventy-four thousand, seven hundred thirteen".