23041345511 has 2 divisors, whose sum is σ = 23041345512. Its totient is φ = 23041345510.

The previous prime is 23041345501. The next prime is 23041345549. The reversal of 23041345511 is 11554314032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23041345511 - 2²⁶ = 22974236647 is a prime.

It is a super-2 number, since 2×23041345511² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23041345501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520672755 + 11520672756.

It is an arithmetic number, because the mean of its divisors is an integer number (11520672756).

Almost surely, 2^23041345511 is an apocalyptic number.

23041345511 is a deficient number, since it is larger than the sum of its proper divisors (1).

23041345511 is an equidigital number, since it uses as much as digits as its factorization.

23041345511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 23041345511 its reverse (11554314032), we get a palindrome (34595659543).

The spelling of 23041345511 in words is "twenty-three billion, forty-one million, three hundred forty-five thousand, five hundred eleven".