340879143 has 12 divisors (see below), whose sum is σ = 499580984. Its totient is φ = 206593200.

The previous prime is 340879139. The next prime is 340879177. The reversal of 340879143 is 341978043.

It is not a de Polignac number, because 340879143 - 2² = 340879139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340879943) 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, 469168 + ... + 469893.

Almost surely, 2^340879143 is an apocalyptic number.

340879143 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

340879143 is a deficient number, since it is larger than the sum of its proper divisors (158701841).

340879143 is a wasteful number, since it uses less digits than its factorization.

340879143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939086 (or 939075 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 340879143 is about 18462.9126358763. The cubic root of 340879143 is about 698.5542562274.

The spelling of 340879143 in words is "three hundred forty million, eight hundred seventy-nine thousand, one hundred forty-three".