23533503311 has 2 divisors, whose sum is σ = 23533503312. Its totient is φ = 23533503310.

The previous prime is 23533503307. The next prime is 23533503337. The reversal of 23533503311 is 11330533532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23533503311 - 2² = 23533503307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23533503011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11766751655 + 11766751656.

It is an arithmetic number, because the mean of its divisors is an integer number (11766751656).

Almost surely, 2^23533503311 is an apocalyptic number.

23533503311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23533503311 is an equidigital number, since it uses as much as digits as its factorization.

23533503311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 29.

The spelling of 23533503311 in words is "twenty-three billion, five hundred thirty-three million, five hundred three thousand, three hundred eleven".