1232740493 has 2 divisors, whose sum is σ = 1232740494. Its totient is φ = 1232740492.

The previous prime is 1232740489. The next prime is 1232740519. The reversal of 1232740493 is 3940472321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1229343844 + 3396649 = 35062^2 + 1843^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232740493 - 2² = 1232740489 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232742493) 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, 616370246 + 616370247.

It is an arithmetic number, because the mean of its divisors is an integer number (616370247).

Almost surely, 2^1232740493 is an apocalyptic number.

It is an amenable number.

1232740493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232740493 is an equidigital number, since it uses as much as digits as its factorization.

1232740493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 1232740493 is about 35110.4043411636. The cubic root of 1232740493 is about 1072.2364185464.

The spelling of 1232740493 in words is "one billion, two hundred thirty-two million, seven hundred forty thousand, four hundred ninety-three".