23040451073 has 2 divisors, whose sum is σ = 23040451074. Its totient is φ = 23040451072.

The previous prime is 23040451051. The next prime is 23040451081. The reversal of 23040451073 is 37015404032.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19405325809 + 3635125264 = 139303^2 + 60292^2 .

It is a cyclic number.

It is not a de Polignac number, because 23040451073 - 2⁶ = 23040451009 is a prime.

It is not a weakly prime, because it can be changed into another prime (23040459073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520225536 + 11520225537.

It is an arithmetic number, because the mean of its divisors is an integer number (11520225537).

Almost surely, 2^23040451073 is an apocalyptic number.

It is an amenable number.

23040451073 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040451073 is an equidigital number, since it uses as much as digits as its factorization.

23040451073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The spelling of 23040451073 in words is "twenty-three billion, forty million, four hundred fifty-one thousand, seventy-three".