683391137 has 16 divisors (see below), whose sum is σ = 808664640. Its totient is φ = 569332800.

The previous prime is 683391101. The next prime is 683391151. The reversal of 683391137 is 731193386.

683391137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 683391137 - 2²⁴ = 666613921 is a prime.

It is a super-2 number, since 2×683391137² = 934046892260305538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 683391094 and 683391103.

It is not an unprimeable number, because it can be changed into a prime (683391167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2687 + ... + 37067.

It is an arithmetic number, because the mean of its divisors is an integer number (50541540).

Almost surely, 2^683391137 is an apocalyptic number.

It is an amenable number.

683391137 is a deficient number, since it is larger than the sum of its proper divisors (125273503).

683391137 is a wasteful number, since it uses less digits than its factorization.

683391137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34544.

The product of its digits is 81648, while the sum is 41.

The square root of 683391137 is about 26141.7508403703. The cubic root of 683391137 is about 880.8253005675.

The spelling of 683391137 in words is "six hundred eighty-three million, three hundred ninety-one thousand, one hundred thirty-seven".