23042113961 has 2 divisors, whose sum is σ = 23042113962. Its totient is φ = 23042113960.

The previous prime is 23042113891. The next prime is 23042114003. The reversal of 23042113961 is 16931124032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12719553961 + 10322560000 = 112781^2 + 101600^2 .

It is a cyclic number.

It is not a de Polignac number, because 23042113961 - 2¹⁴ = 23042097577 is a prime.

It is a super-2 number, since 2×23042113961² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23042110961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11521056980 + 11521056981.

It is an arithmetic number, because the mean of its divisors is an integer number (11521056981).

Almost surely, 2^23042113961 is an apocalyptic number.

It is an amenable number.

23042113961 is a deficient number, since it is larger than the sum of its proper divisors (1).

23042113961 is an equidigital number, since it uses as much as digits as its factorization.

23042113961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

Adding to 23042113961 its reverse (16931124032), we get a palindrome (39973237993).

The spelling of 23042113961 in words is "twenty-three billion, forty-two million, one hundred thirteen thousand, nine hundred sixty-one".