1232530992019 has 2 divisors, whose sum is σ = 1232530992020. Its totient is φ = 1232530992018.

The previous prime is 1232530991983. The next prime is 1232530992031. The reversal of 1232530992019 is 9102990352321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1232530992019 - 2⁹ = 1232530991507 is a prime.

It is a super-2 number, since 2×1232530992019² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1232530992019.

It is not a weakly prime, because it can be changed into another prime (1232530992059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616265496009 + 616265496010.

It is an arithmetic number, because the mean of its divisors is an integer number (616265496010).

Almost surely, 2^{1232530992019} is an apocalyptic number.

1232530992019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232530992019 is an equidigital number, since it uses as much as digits as its factorization.

1232530992019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 46.

The spelling of 1232530992019 in words is "one trillion, two hundred thirty-two billion, five hundred thirty million, nine hundred ninety-two thousand, nineteen".