23001153251 has 2 divisors, whose sum is σ = 23001153252. Its totient is φ = 23001153250.

The previous prime is 23001153191. The next prime is 23001153257. The reversal of 23001153251 is 15235110032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23001153251 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (23001153257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500576625 + 11500576626.

It is an arithmetic number, because the mean of its divisors is an integer number (11500576626).

Almost surely, 2^23001153251 is an apocalyptic number.

23001153251 is a deficient number, since it is larger than the sum of its proper divisors (1).

23001153251 is an equidigital number, since it uses as much as digits as its factorization.

23001153251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

Adding to 23001153251 its reverse (15235110032), we get a palindrome (38236263283).

The spelling of 23001153251 in words is "twenty-three billion, one million, one hundred fifty-three thousand, two hundred fifty-one".