681892483 has 2 divisors, whose sum is σ = 681892484. Its totient is φ = 681892482.

The previous prime is 681892469. The next prime is 681892507. The reversal of 681892483 is 384298186.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 681892483 - 2²⁵ = 648338051 is a prime.

It is not a weakly prime, because it can be changed into another prime (681890483) 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, 340946241 + 340946242.

It is an arithmetic number, because the mean of its divisors is an integer number (340946242).

Almost surely, 2^681892483 is an apocalyptic number.

681892483 is a deficient number, since it is larger than the sum of its proper divisors (1).

681892483 is an equidigital number, since it uses as much as digits as its factorization.

681892483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 49.

The square root of 681892483 is about 26113.0711139077. The cubic root of 681892483 is about 880.1809558141.

The spelling of 681892483 in words is "six hundred eighty-one million, eight hundred ninety-two thousand, four hundred eighty-three".