23003232451 has 2 divisors, whose sum is σ = 23003232452. Its totient is φ = 23003232450.

The previous prime is 23003232433. The next prime is 23003232487. The reversal of 23003232451 is 15423230032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23003232451 - 2⁷ = 23003232323 is a prime.

It is not a weakly prime, because it can be changed into another prime (23003232401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501616225 + 11501616226.

It is an arithmetic number, because the mean of its divisors is an integer number (11501616226).

Almost surely, 2^23003232451 is an apocalyptic number.

23003232451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23003232451 is an equidigital number, since it uses as much as digits as its factorization.

23003232451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 23003232451 its reverse (15423230032), we get a palindrome (38426462483).

The spelling of 23003232451 in words is "twenty-three billion, three million, two hundred thirty-two thousand, four hundred fifty-one".