683378023 has 4 divisors (see below), whose sum is σ = 683430328. Its totient is φ = 683325720.

The previous prime is 683377993. The next prime is 683378029. The reversal of 683378023 is 320873386.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 683378023 - 2⁵ = 683377991 is a prime.

It is the 26142-nd Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683378029) by changing a digit.

It is a nontrivial repunit in base 26141.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11965 + ... + 38857.

It is an arithmetic number, because the mean of its divisors is an integer number (170857582).

Almost surely, 2^683378023 is an apocalyptic number.

683378023 is a deficient number, since it is larger than the sum of its proper divisors (52305).

683378023 is a wasteful number, since it uses less digits than its factorization.

683378023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52304.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 683378023 is about 26141.5000143450. The cubic root of 683378023 is about 880.8196663041.

The spelling of 683378023 in words is "six hundred eighty-three million, three hundred seventy-eight thousand, twenty-three".