683752969 has 2 divisors, whose sum is σ = 683752970. Its totient is φ = 683752968.

The previous prime is 683752961. The next prime is 683753003. The reversal of 683752969 is 969257386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 661775625 + 21977344 = 25725^2 + 4688^2 .

It is a cyclic number.

It is not a de Polignac number, because 683752969 - 2³ = 683752961 is a prime.

It is a super-2 number, since 2×683752969² = 935036245232629922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (683752961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341876484 + 341876485.

It is an arithmetic number, because the mean of its divisors is an integer number (341876485).

Almost surely, 2^683752969 is an apocalyptic number.

It is an amenable number.

683752969 is a deficient number, since it is larger than the sum of its proper divisors (1).

683752969 is an equidigital number, since it uses as much as digits as its factorization.

683752969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 55.

The square root of 683752969 is about 26148.6705015762. The cubic root of 683752969 is about 880.9807286626.

The spelling of 683752969 in words is "six hundred eighty-three million, seven hundred fifty-two thousand, nine hundred sixty-nine".