345783353 has 4 divisors (see below), whose sum is σ = 347854080. Its totient is φ = 343712628.

The previous prime is 345783341. The next prime is 345783367. The reversal of 345783353 is 353387543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 345783353 - 2¹⁶ = 345717817 is a prime.

It is a super-2 number, since 2×345783353² = 239132254423845218, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345783353.

It is not an unprimeable number, because it can be changed into a prime (345785353) 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, 1035113 + ... + 1035446.

It is an arithmetic number, because the mean of its divisors is an integer number (86963520).

Almost surely, 2^345783353 is an apocalyptic number.

It is an amenable number.

345783353 is a deficient number, since it is larger than the sum of its proper divisors (2070727).

345783353 is a wasteful number, since it uses less digits than its factorization.

345783353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070726.

The product of its digits is 453600, while the sum is 41.

The square root of 345783353 is about 18595.2508184214. The cubic root of 345783353 is about 701.8883388009. Note that the first 3 decimals are identical.

The spelling of 345783353 in words is "three hundred forty-five million, seven hundred eighty-three thousand, three hundred fifty-three".