345512033 has 4 divisors (see below), whose sum is σ = 346556208. Its totient is φ = 344467860.

The previous prime is 345512021. The next prime is 345512039. The reversal of 345512033 is 330215543.

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 a de Polignac number, because none of the positive numbers 2^k-345512033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345511993 and 345512011.

It is not an unprimeable number, because it can be changed into a prime (345512039) 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, 521591 + ... + 522252.

It is an arithmetic number, because the mean of its divisors is an integer number (86639052).

Almost surely, 2^345512033 is an apocalyptic number.

It is an amenable number.

345512033 is a deficient number, since it is larger than the sum of its proper divisors (1044175).

345512033 is a wasteful number, since it uses less digits than its factorization.

345512033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044174.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 345512033 is about 18587.9539756263. The cubic root of 345512033 is about 701.7047111306.

Adding to 345512033 its reverse (330215543), we get a palindrome (675727576).

The spelling of 345512033 in words is "three hundred forty-five million, five hundred twelve thousand, thirty-three".