653748400603 has 2 divisors, whose sum is σ = 653748400604. Its totient is φ = 653748400602.

The previous prime is 653748400589. The next prime is 653748400619. The reversal of 653748400603 is 306004847356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 653748400603 - 2³³ = 645158466011 is a prime.

It is not a weakly prime, because it can be changed into another prime (653748400673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326874200301 + 326874200302.

It is an arithmetic number, because the mean of its divisors is an integer number (326874200302).

Almost surely, 2^653748400603 is an apocalyptic number.

653748400603 is a deficient number, since it is larger than the sum of its proper divisors (1).

653748400603 is an equidigital number, since it uses as much as digits as its factorization.

653748400603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 653748400603 in words is "six hundred fifty-three billion, seven hundred forty-eight million, four hundred thousand, six hundred three".