63402509003 has 2 divisors, whose sum is σ = 63402509004. Its totient is φ = 63402509002.

The previous prime is 63402508987. The next prime is 63402509029. The reversal of 63402509003 is 30090520436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63402509003 - 2⁴ = 63402508987 is a prime.

It is not a weakly prime, because it can be changed into another prime (63402508003) 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, 31701254501 + 31701254502.

It is an arithmetic number, because the mean of its divisors is an integer number (31701254502).

Almost surely, 2^63402509003 is an apocalyptic number.

63402509003 is a deficient number, since it is larger than the sum of its proper divisors (1).

63402509003 is an equidigital number, since it uses as much as digits as its factorization.

63402509003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The spelling of 63402509003 in words is "sixty-three billion, four hundred two million, five hundred nine thousand, three".