23013153563 has 2 divisors, whose sum is σ = 23013153564. Its totient is φ = 23013153562.

The previous prime is 23013153503. The next prime is 23013153619. The reversal of 23013153563 is 36535131032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23013153563 - 2⁸ = 23013153307 is a prime.

It is not a weakly prime, because it can be changed into another prime (23013153503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11506576781 + 11506576782.

It is an arithmetic number, because the mean of its divisors is an integer number (11506576782).

Almost surely, 2^23013153563 is an apocalyptic number.

23013153563 is a deficient number, since it is larger than the sum of its proper divisors (1).

23013153563 is an equidigital number, since it uses as much as digits as its factorization.

23013153563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 32.

Adding to 23013153563 its reverse (36535131032), we get a palindrome (59548284595).

The spelling of 23013153563 in words is "twenty-three billion, thirteen million, one hundred fifty-three thousand, five hundred sixty-three".