12232355519 has 2 divisors, whose sum is σ = 12232355520. Its totient is φ = 12232355518.

The previous prime is 12232355479. The next prime is 12232355543. The reversal of 12232355519 is 91555323221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12232355519 - 2²⁸ = 11963920063 is a prime.

It is a super-2 number, since 2×12232355519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12232355549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116177759 + 6116177760.

It is an arithmetic number, because the mean of its divisors is an integer number (6116177760).

Almost surely, 2^12232355519 is an apocalyptic number.

12232355519 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232355519 is an equidigital number, since it uses as much as digits as its factorization.

12232355519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 38.

The spelling of 12232355519 in words is "twelve billion, two hundred thirty-two million, three hundred fifty-five thousand, five hundred nineteen".