904587413 has 2 divisors, whose sum is σ = 904587414. Its totient is φ = 904587412.

The previous prime is 904587353. The next prime is 904587443. The reversal of 904587413 is 314785409.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 611424529 + 293162884 = 24727^2 + 17122^2 .

It is an emirp because it is prime and its reverse (314785409) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 904587413 - 2¹⁸ = 904325269 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (904587443) 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, 452293706 + 452293707.

It is an arithmetic number, because the mean of its divisors is an integer number (452293707).

Almost surely, 2^904587413 is an apocalyptic number.

It is an amenable number.

904587413 is a deficient number, since it is larger than the sum of its proper divisors (1).

904587413 is an equidigital number, since it uses as much as digits as its factorization.

904587413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 904587413 is about 30076.3597032620. The cubic root of 904587413 is about 967.1270122233.

The spelling of 904587413 in words is "nine hundred four million, five hundred eighty-seven thousand, four hundred thirteen".