23330191249 has 2 divisors, whose sum is σ = 23330191250. Its totient is φ = 23330191248.

The previous prime is 23330191231. The next prime is 23330191259. The reversal of 23330191249 is 94219103332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15963059025 + 7367132224 = 126345^2 + 85832^2 .

It is a cyclic number.

It is not a de Polignac number, because 23330191249 - 2⁵ = 23330191217 is a prime.

It is not a weakly prime, because it can be changed into another prime (23330191259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11665095624 + 11665095625.

It is an arithmetic number, because the mean of its divisors is an integer number (11665095625).

Almost surely, 2^23330191249 is an apocalyptic number.

It is an amenable number.

23330191249 is a deficient number, since it is larger than the sum of its proper divisors (1).

23330191249 is an equidigital number, since it uses as much as digits as its factorization.

23330191249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 23330191249 in words is "twenty-three billion, three hundred thirty million, one hundred ninety-one thousand, two hundred forty-nine".