23232712409 has 2 divisors, whose sum is σ = 23232712410. Its totient is φ = 23232712408.

The previous prime is 23232712337. The next prime is 23232712411. The reversal of 23232712409 is 90421723232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21678145225 + 1554567184 = 147235^2 + 39428^2 .

It is a cyclic number.

It is not a de Polignac number, because 23232712409 - 2¹² = 23232708313 is a prime.

Together with 23232712411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23232712469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11616356204 + 11616356205.

It is an arithmetic number, because the mean of its divisors is an integer number (11616356205).

Almost surely, 2^23232712409 is an apocalyptic number.

It is an amenable number.

23232712409 is a deficient number, since it is larger than the sum of its proper divisors (1).

23232712409 is an equidigital number, since it uses as much as digits as its factorization.

23232712409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 23232712409 in words is "twenty-three billion, two hundred thirty-two million, seven hundred twelve thousand, four hundred nine".