779381343 has 12 divisors (see below), whose sum is σ = 1212371160. Its totient is φ = 479619216.

The previous prime is 779381333. The next prime is 779381353. The reversal of 779381343 is 343183977.

It is an interprime number because it is at equal distance from previous prime (779381333) and next prime (779381353).

It is not a de Polignac number, because 779381343 - 2⁶ = 779381279 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (779381333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3330573 + ... + 3330806.

It is an arithmetic number, because the mean of its divisors is an integer number (101030930).

Almost surely, 2^779381343 is an apocalyptic number.

779381343 is a deficient number, since it is larger than the sum of its proper divisors (432989817).

779381343 is a wasteful number, since it uses less digits than its factorization.

779381343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6661398 (or 6661395 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 779381343 is about 27917.4021534956. The cubic root of 779381343 is about 920.2729746841.

The spelling of 779381343 in words is "seven hundred seventy-nine million, three hundred eighty-one thousand, three hundred forty-three".