23513042303 has 2 divisors, whose sum is σ = 23513042304. Its totient is φ = 23513042302.

The previous prime is 23513042257. The next prime is 23513042323. The reversal of 23513042303 is 30324031532.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23513042303 - 2³² = 19218075007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23513042323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11756521151 + 11756521152.

It is an arithmetic number, because the mean of its divisors is an integer number (11756521152).

Almost surely, 2^23513042303 is an apocalyptic number.

23513042303 is a deficient number, since it is larger than the sum of its proper divisors (1).

23513042303 is an equidigital number, since it uses as much as digits as its factorization.

23513042303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 23513042303 its reverse (30324031532), we get a palindrome (53837073835).

The spelling of 23513042303 in words is "twenty-three billion, five hundred thirteen million, forty-two thousand, three hundred three".