345958043 has 4 divisors (see below), whose sum is σ = 349132080. Its totient is φ = 342784008.

The previous prime is 345958037. The next prime is 345958087. The reversal of 345958043 is 340859543.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345958043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345918043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1586855 + ... + 1587072.

It is an arithmetic number, because the mean of its divisors is an integer number (87283020).

Almost surely, 2^345958043 is an apocalyptic number.

345958043 is a deficient number, since it is larger than the sum of its proper divisors (3174037).

345958043 is a wasteful number, since it uses less digits than its factorization.

345958043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174036.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 345958043 is about 18599.9473923987. The cubic root of 345958043 is about 702.0065170673.

The spelling of 345958043 in words is "three hundred forty-five million, nine hundred fifty-eight thousand, forty-three".