23447447603 has 2 divisors, whose sum is σ = 23447447604. Its totient is φ = 23447447602.

The previous prime is 23447447599. The next prime is 23447447641. The reversal of 23447447603 is 30674474432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23447447603 - 2² = 23447447599 is a prime.

It is not a weakly prime, because it can be changed into another prime (23447440603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11723723801 + 11723723802.

It is an arithmetic number, because the mean of its divisors is an integer number (11723723802).

Almost surely, 2^23447447603 is an apocalyptic number.

23447447603 is a deficient number, since it is larger than the sum of its proper divisors (1).

23447447603 is an equidigital number, since it uses as much as digits as its factorization.

23447447603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1354752, while the sum is 44.

The spelling of 23447447603 in words is "twenty-three billion, four hundred forty-seven million, four hundred forty-seven thousand, six hundred three".