23830635391 has 2 divisors, whose sum is σ = 23830635392. Its totient is φ = 23830635390.

The previous prime is 23830635359. The next prime is 23830635407. The reversal of 23830635391 is 19353603832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23830635391 - 2⁵ = 23830635359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23830635331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11915317695 + 11915317696.

It is an arithmetic number, because the mean of its divisors is an integer number (11915317696).

Almost surely, 2^23830635391 is an apocalyptic number.

23830635391 is a deficient number, since it is larger than the sum of its proper divisors (1).

23830635391 is an equidigital number, since it uses as much as digits as its factorization.

23830635391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 43.

The spelling of 23830635391 in words is "twenty-three billion, eight hundred thirty million, six hundred thirty-five thousand, three hundred ninety-one".