813372383 has 2 divisors, whose sum is σ = 813372384. Its totient is φ = 813372382.

The previous prime is 813372337. The next prime is 813372419. The reversal of 813372383 is 383273318.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 813372383 - 2⁸ = 813372127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (813374383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406686191 + 406686192.

It is an arithmetic number, because the mean of its divisors is an integer number (406686192).

Almost surely, 2^813372383 is an apocalyptic number.

813372383 is a deficient number, since it is larger than the sum of its proper divisors (1).

813372383 is an equidigital number, since it uses as much as digits as its factorization.

813372383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 813372383 is about 28519.6841321919. The cubic root of 813372383 is about 933.4616368542.

The spelling of 813372383 in words is "eight hundred thirteen million, three hundred seventy-two thousand, three hundred eighty-three".