900313661603 has 2 divisors, whose sum is σ = 900313661604. Its totient is φ = 900313661602.

The previous prime is 900313661591. The next prime is 900313661617. The reversal of 900313661603 is 306166313009.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 900313661603 - 2¹⁶ = 900313596067 is a prime.

It is not a weakly prime, because it can be changed into another prime (900313661623) 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, 450156830801 + 450156830802.

It is an arithmetic number, because the mean of its divisors is an integer number (450156830802).

Almost surely, 2^900313661603 is an apocalyptic number.

900313661603 is a deficient number, since it is larger than the sum of its proper divisors (1).

900313661603 is an equidigital number, since it uses as much as digits as its factorization.

900313661603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 38.

The spelling of 900313661603 in words is "nine hundred billion, three hundred thirteen million, six hundred sixty-one thousand, six hundred three".