23236235947 has 2 divisors, whose sum is σ = 23236235948. Its totient is φ = 23236235946.

The previous prime is 23236235933. The next prime is 23236235977. The reversal of 23236235947 is 74953263232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23236235947 - 2¹¹ = 23236233899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23236235897 and 23236235906.

It is not a weakly prime, because it can be changed into another prime (23236235917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11618117973 + 11618117974.

It is an arithmetic number, because the mean of its divisors is an integer number (11618117974).

Almost surely, 2^23236235947 is an apocalyptic number.

23236235947 is a deficient number, since it is larger than the sum of its proper divisors (1).

23236235947 is an equidigital number, since it uses as much as digits as its factorization.

23236235947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 46.

The spelling of 23236235947 in words is "twenty-three billion, two hundred thirty-six million, two hundred thirty-five thousand, nine hundred forty-seven".