23148311 has 2 divisors, whose sum is σ = 23148312. Its totient is φ = 23148310.

The previous prime is 23148287. The next prime is 23148329. The reversal of 23148311 is 11384132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23148311 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23148331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11574155 + 11574156.

It is an arithmetic number, because the mean of its divisors is an integer number (11574156).

Almost surely, 2^23148311 is an apocalyptic number.

23148311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23148311 is an equidigital number, since it uses as much as digits as its factorization.

23148311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 23148311 is about 4811.2691672780. The cubic root of 23148311 is about 284.9966594458.

The spelling of 23148311 in words is "twenty-three million, one hundred forty-eight thousand, three hundred eleven".