23403202247 has 2 divisors, whose sum is σ = 23403202248. Its totient is φ = 23403202246.

The previous prime is 23403202129. The next prime is 23403202267. The reversal of 23403202247 is 74220230432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23403202247 - 2³⁰ = 22329460423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23403202267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11701601123 + 11701601124.

It is an arithmetic number, because the mean of its divisors is an integer number (11701601124).

Almost surely, 2^23403202247 is an apocalyptic number.

23403202247 is a deficient number, since it is larger than the sum of its proper divisors (1).

23403202247 is an equidigital number, since it uses as much as digits as its factorization.

23403202247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 29.

Adding to 23403202247 its reverse (74220230432), we get a palindrome (97623432679).

The spelling of 23403202247 in words is "twenty-three billion, four hundred three million, two hundred two thousand, two hundred forty-seven".