348857543 has 4 divisors (see below), whose sum is σ = 354064440. Its totient is φ = 343650648.

The previous prime is 348857521. The next prime is 348857563. The reversal of 348857543 is 345758843.

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 348857543 - 2⁸ = 348857287 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 (348857563) 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, 2603348 + ... + 2603481.

It is an arithmetic number, because the mean of its divisors is an integer number (88516110).

Almost surely, 2^348857543 is an apocalyptic number.

348857543 is a deficient number, since it is larger than the sum of its proper divisors (5206897).

348857543 is an equidigital number, since it uses as much as digits as its factorization.

348857543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5206896.

The product of its digits is 1612800, while the sum is 47.

The square root of 348857543 is about 18677.7285289191. The cubic root of 348857543 is about 703.9622530284.

The spelling of 348857543 in words is "three hundred forty-eight million, eight hundred fifty-seven thousand, five hundred forty-three".