900910873 has 2 divisors, whose sum is σ = 900910874. Its totient is φ = 900910872.

The previous prime is 900910861. The next prime is 900910921. The reversal of 900910873 is 378019009.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 899280144 + 1630729 = 29988^2 + 1277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-900910873 is a prime.

It is not a weakly prime, because it can be changed into another prime (900910853) 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, 450455436 + 450455437.

It is an arithmetic number, because the mean of its divisors is an integer number (450455437).

Almost surely, 2^900910873 is an apocalyptic number.

It is an amenable number.

900910873 is a deficient number, since it is larger than the sum of its proper divisors (1).

900910873 is an equidigital number, since it uses as much as digits as its factorization.

900910873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 900910873 is about 30015.1773774536. The cubic root of 900910873 is about 965.8149926395.

The spelling of 900910873 in words is "nine hundred million, nine hundred ten thousand, eight hundred seventy-three".