683142737 has 2 divisors, whose sum is σ = 683142738. Its totient is φ = 683142736.

The previous prime is 683142709. The next prime is 683142749. The reversal of 683142737 is 737241386.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 488233216 + 194909521 = 22096^2 + 13961^2 .

It is a cyclic number.

It is not a de Polignac number, because 683142737 - 2¹⁸ = 682880593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 683142694 and 683142703.

It is not a weakly prime, because it can be changed into another prime (683142797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341571368 + 341571369.

It is an arithmetic number, because the mean of its divisors is an integer number (341571369).

Almost surely, 2^683142737 is an apocalyptic number.

It is an amenable number.

683142737 is a deficient number, since it is larger than the sum of its proper divisors (1).

683142737 is an equidigital number, since it uses as much as digits as its factorization.

683142737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 41.

The square root of 683142737 is about 26136.9993878410. Note that the first 3 decimals coincide. The cubic root of 683142737 is about 880.7185664159.

The spelling of 683142737 in words is "six hundred eighty-three million, one hundred forty-two thousand, seven hundred thirty-seven".