900098957 has 2 divisors, whose sum is σ = 900098958. Its totient is φ = 900098956.

The previous prime is 900098929. The next prime is 900098977. The reversal of 900098957 is 759890009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 832957321 + 67141636 = 28861^2 + 8194^2 .

It is a cyclic number.

It is not a de Polignac number, because 900098957 - 2¹⁸ = 899836813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (900098917) 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, 450049478 + 450049479.

It is an arithmetic number, because the mean of its divisors is an integer number (450049479).

Almost surely, 2^900098957 is an apocalyptic number.

It is an amenable number.

900098957 is a deficient number, since it is larger than the sum of its proper divisors (1).

900098957 is an equidigital number, since it uses as much as digits as its factorization.

900098957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 47.

The square root of 900098957 is about 30001.6492380002. The cubic root of 900098957 is about 965.5247692099.

The spelling of 900098957 in words is "nine hundred million, ninety-eight thousand, nine hundred fifty-seven".