813283967 has 2 divisors, whose sum is σ = 813283968. Its totient is φ = 813283966.

The previous prime is 813283963. The next prime is 813284009. The reversal of 813283967 is 769382318.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 813283967 - 2² = 813283963 is a prime.

It is a super-2 number, since 2×813283967² = 1322861621958514178, which contains 22 as substring.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (813283963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406641983 + 406641984.

It is an arithmetic number, because the mean of its divisors is an integer number (406641984).

Almost surely, 2^813283967 is an apocalyptic number.

813283967 is a deficient number, since it is larger than the sum of its proper divisors (1).

813283967 is an equidigital number, since it uses as much as digits as its factorization.

813283967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 47.

The square root of 813283967 is about 28518.1340027709. The cubic root of 813283967 is about 933.4278122754.

The spelling of 813283967 in words is "eight hundred thirteen million, two hundred eighty-three thousand, nine hundred sixty-seven".