345187323 has 48 divisors (see below), whose sum is σ = 554220576. Its totient is φ = 205678080.

The previous prime is 345187309. The next prime is 345187327. The reversal of 345187323 is 323781543.

It is not a de Polignac number, because 345187323 - 2⁹ = 345186811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345187327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1088761 + ... + 1089077.

It is an arithmetic number, because the mean of its divisors is an integer number (11546262).

Almost surely, 2^345187323 is an apocalyptic number.

345187323 is a deficient number, since it is larger than the sum of its proper divisors (209033253).

345187323 is a wasteful number, since it uses less digits than its factorization.

345187323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604 (or 601 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 345187323 is about 18579.2175023600. The cubic root of 345187323 is about 701.4848230324.

The spelling of 345187323 in words is "three hundred forty-five million, one hundred eighty-seven thousand, three hundred twenty-three".