345858143 has 2 divisors, whose sum is σ = 345858144. Its totient is φ = 345858142.

The previous prime is 345858131. The next prime is 345858151. The reversal of 345858143 is 341858543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345858143 - 2¹⁴ = 345841759 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 345858143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345858113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172929071 + 172929072.

It is an arithmetic number, because the mean of its divisors is an integer number (172929072).

Almost surely, 2^345858143 is an apocalyptic number.

345858143 is a deficient number, since it is larger than the sum of its proper divisors (1).

345858143 is an equidigital number, since it uses as much as digits as its factorization.

345858143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 41.

The square root of 345858143 is about 18597.2617070363. The cubic root of 345858143 is about 701.9389393134.

The spelling of 345858143 in words is "three hundred forty-five million, eight hundred fifty-eight thousand, one hundred forty-three".