345145334 has 4 divisors (see below), whose sum is σ = 517718004. Its totient is φ = 172572666.

The previous prime is 345145313. The next prime is 345145343. The reversal of 345145334 is 433541543.

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

It is a self number, because there is not a number n which added to its sum of digits gives 345145334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86286332 + ... + 86286335.

It is an arithmetic number, because the mean of its divisors is an integer number (129429501).

Almost surely, 2^345145334 is an apocalyptic number.

345145334 is a deficient number, since it is larger than the sum of its proper divisors (172572670).

345145334 is a wasteful number, since it uses less digits than its factorization.

345145334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172572669.

The product of its digits is 43200, while the sum is 32.

The square root of 345145334 is about 18578.0874688435. The cubic root of 345145334 is about 701.4563787273.

Adding to 345145334 its reverse (433541543), we get a palindrome (778686877).

The spelling of 345145334 in words is "three hundred forty-five million, one hundred forty-five thousand, three hundred thirty-four".