1373425823 has 16 divisors (see below), whose sum is σ = 1734005760. Its totient is φ = 1056650400.

The previous prime is 1373425799. The next prime is 1373425853. The reversal of 1373425823 is 3285243731.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1373425823 - 2⁶ = 1373425759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373425853) 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 in 15 ways as a sum of consecutive naturals, for example, 106808 + ... + 118973.

It is an arithmetic number, because the mean of its divisors is an integer number (108375360).

Almost surely, 2^1373425823 is an apocalyptic number.

1373425823 is a deficient number, since it is larger than the sum of its proper divisors (360579937).

1373425823 is a wasteful number, since it uses less digits than its factorization.

1373425823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225878.

The product of its digits is 120960, while the sum is 38.

The square root of 1373425823 is about 37059.7601584252. The cubic root of 1373425823 is about 1111.5655270809.

The spelling of 1373425823 in words is "one billion, three hundred seventy-three million, four hundred twenty-five thousand, eight hundred twenty-three".