783230969 has 2 divisors, whose sum is σ = 783230970. Its totient is φ = 783230968.

The previous prime is 783230957. The next prime is 783230989. The reversal of 783230969 is 969032387.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 766625344 + 16605625 = 27688^2 + 4075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-783230969 is a prime.

It is a super-2 number, since 2×783230969² = 1226901501601357922, which contains 22 as substring.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (783230989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391615484 + 391615485.

It is an arithmetic number, because the mean of its divisors is an integer number (391615485).

Almost surely, 2^783230969 is an apocalyptic number.

It is an amenable number.

783230969 is a deficient number, since it is larger than the sum of its proper divisors (1).

783230969 is an equidigital number, since it uses as much as digits as its factorization.

783230969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 783230969 is about 27986.2639342946. The cubic root of 783230969 is about 921.7856658645.

The spelling of 783230969 in words is "seven hundred eighty-three million, two hundred thirty thousand, nine hundred sixty-nine".