345613443 has 16 divisors (see below), whose sum is σ = 526968576. Its totient is φ = 197373600.

The previous prime is 345613409. The next prime is 345613447. The reversal of 345613443 is 344316543.

It is not a de Polignac number, because 345613443 - 2⁸ = 345613187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345613447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39793 + ... + 47693.

It is an arithmetic number, because the mean of its divisors is an integer number (32935536).

Almost surely, 2^345613443 is an apocalyptic number.

345613443 is a deficient number, since it is larger than the sum of its proper divisors (181355133).

345613443 is a wasteful number, since it uses less digits than its factorization.

345613443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9994.

The product of its digits is 51840, while the sum is 33.

The square root of 345613443 is about 18590.6816174125. The cubic root of 345613443 is about 701.7733560278.

Adding to 345613443 its reverse (344316543), we get a palindrome (689929986).

The spelling of 345613443 in words is "three hundred forty-five million, six hundred thirteen thousand, four hundred forty-three".