1232765783 has 2 divisors, whose sum is σ = 1232765784. Its totient is φ = 1232765782.

The previous prime is 1232765719. The next prime is 1232765801. The reversal of 1232765783 is 3875672321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1232765783 - 2⁶ = 1232765719 is a prime.

It is a super-2 number, since 2×1232765783² = 3039422951471206178, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232765483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616382891 + 616382892.

It is an arithmetic number, because the mean of its divisors is an integer number (616382892).

Almost surely, 2^1232765783 is an apocalyptic number.

1232765783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232765783 is an equidigital number, since it uses as much as digits as its factorization.

1232765783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 44.

The square root of 1232765783 is about 35110.7644889712. The cubic root of 1232765783 is about 1072.2437509016.

The spelling of 1232765783 in words is "one billion, two hundred thirty-two million, seven hundred sixty-five thousand, seven hundred eighty-three".