345282311 has 4 divisors (see below), whose sum is σ = 376671624. Its totient is φ = 313893000.

The previous prime is 345282293. The next prime is 345282331. The reversal of 345282311 is 113282543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345282311 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 (345282331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15694640 + ... + 15694661.

It is an arithmetic number, because the mean of its divisors is an integer number (94167906).

Almost surely, 2^345282311 is an apocalyptic number.

345282311 is a deficient number, since it is larger than the sum of its proper divisors (31389313).

345282311 is a wasteful number, since it uses less digits than its factorization.

345282311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31389312.

The product of its digits is 5760, while the sum is 29.

The square root of 345282311 is about 18581.7736236345. The cubic root of 345282311 is about 701.5491615571.

The spelling of 345282311 in words is "three hundred forty-five million, two hundred eighty-two thousand, three hundred eleven".