683365045 has 24 divisors (see below), whose sum is σ = 913770648. Its totient is φ = 490152960.

The previous prime is 683365043. The next prime is 683365049. The reversal of 683365045 is 540563386.

It can be written as a sum of positive squares in 4 ways, for example, as 66438801 + 616926244 = 8151^2 + 24838^2 .

It is not a de Polignac number, because 683365045 - 2¹ = 683365043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 683364989 and 683365007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683365043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36429 + ... + 51901.

It is an arithmetic number, because the mean of its divisors is an integer number (38073777).

Almost surely, 2^683365045 is an apocalyptic number.

It is an amenable number.

683365045 is a deficient number, since it is larger than the sum of its proper divisors (230405603).

683365045 is a wasteful number, since it uses less digits than its factorization.

683365045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15573 (or 15562 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 683365045 is about 26141.2517871658. The cubic root of 683365045 is about 880.8140904005.

The spelling of 683365045 in words is "six hundred eighty-three million, three hundred sixty-five thousand, forty-five".