90461753 has 2 divisors, whose sum is σ = 90461754. Its totient is φ = 90461752.

The previous prime is 90461747. The next prime is 90461771. The reversal of 90461753 is 35716409.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56670784 + 33790969 = 7528^2 + 5813^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90461753 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (90461713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45230876 + 45230877.

It is an arithmetic number, because the mean of its divisors is an integer number (45230877).

Almost surely, 2^90461753 is an apocalyptic number.

It is an amenable number.

90461753 is a deficient number, since it is larger than the sum of its proper divisors (1).

90461753 is an equidigital number, since it uses as much as digits as its factorization.

90461753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 90461753 is about 9511.1383650959. The cubic root of 90461753 is about 448.9055758505.

The spelling of 90461753 in words is "ninety million, four hundred sixty-one thousand, seven hundred fifty-three".