355352243 has 4 divisors (see below), whose sum is σ = 358673400. Its totient is φ = 352031088.

The previous prime is 355352237. The next prime is 355352279. The reversal of 355352243 is 342253553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342253553 = 229 ⋅1494557.

It is a cyclic number.

It is not a de Polignac number, because 355352243 - 2¹⁴ = 355335859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355352203) 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, 1660418 + ... + 1660631.

It is an arithmetic number, because the mean of its divisors is an integer number (89668350).

Almost surely, 2^355352243 is an apocalyptic number.

355352243 is a deficient number, since it is larger than the sum of its proper divisors (3321157).

355352243 is a wasteful number, since it uses less digits than its factorization.

355352243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321156.

The product of its digits is 54000, while the sum is 32.

The square root of 355352243 is about 18850.7889224828. The cubic root of 355352243 is about 708.3039879823.

The spelling of 355352243 in words is "three hundred fifty-five million, three hundred fifty-two thousand, two hundred forty-three".