152321345 has 8 divisors (see below), whose sum is σ = 199402560. Its totient is φ = 110779120.

The previous prime is 152321333. The next prime is 152321371. The reversal of 152321345 is 543123251.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 152321345 - 2⁴ = 152321329 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1384685 + ... + 1384794.

It is an arithmetic number, because the mean of its divisors is an integer number (24925320).

Almost surely, 2^152321345 is an apocalyptic number.

It is an amenable number.

152321345 is a deficient number, since it is larger than the sum of its proper divisors (47081215).

152321345 is a wasteful number, since it uses less digits than its factorization.

152321345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769495.

The product of its digits is 3600, while the sum is 26.

The square root of 152321345 is about 12341.8533859384. The cubic root of 152321345 is about 534.0561516605.

Adding to 152321345 its reverse (543123251), we get a palindrome (695444596).

The spelling of 152321345 in words is "one hundred fifty-two million, three hundred twenty-one thousand, three hundred forty-five".