23011372451 has 2 divisors, whose sum is σ = 23011372452. Its totient is φ = 23011372450.

The previous prime is 23011372379. The next prime is 23011372463. The reversal of 23011372451 is 15427311032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23011372451 - 2¹⁸ = 23011110307 is a prime.

It is not a weakly prime, because it can be changed into another prime (23011372151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505686225 + 11505686226.

It is an arithmetic number, because the mean of its divisors is an integer number (11505686226).

Almost surely, 2^23011372451 is an apocalyptic number.

23011372451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23011372451 is an equidigital number, since it uses as much as digits as its factorization.

23011372451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 23011372451 its reverse (15427311032), we get a palindrome (38438683483).

The spelling of 23011372451 in words is "twenty-three billion, eleven million, three hundred seventy-two thousand, four hundred fifty-one".