676843143 has 4 divisors (see below), whose sum is σ = 902457528. Its totient is φ = 451228760.

The previous prime is 676843127. The next prime is 676843147. The reversal of 676843143 is 341348676.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 676843143 - 2⁴ = 676843127 is a prime.

It is a super-2 number, since 2×676843143² = 916233280452236898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 676843095 and 676843104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676843147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112807188 + ... + 112807193.

It is an arithmetic number, because the mean of its divisors is an integer number (225614382).

Almost surely, 2^676843143 is an apocalyptic number.

676843143 is a deficient number, since it is larger than the sum of its proper divisors (225614385).

676843143 is a wasteful number, since it uses less digits than its factorization.

676843143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225614384.

The product of its digits is 290304, while the sum is 42.

The square root of 676843143 is about 26016.2092357822. The cubic root of 676843143 is about 878.0030229260.

The spelling of 676843143 in words is "six hundred seventy-six million, eight hundred forty-three thousand, one hundred forty-three".