152313321 has 8 divisors (see below), whose sum is σ = 203451264. Its totient is φ = 101358800.

The previous prime is 152313299. The next prime is 152313331. The reversal of 152313321 is 123313251.

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

It is a cyclic number.

It is not a de Polignac number, because 152313321 - 2¹⁰ = 152312297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152313331) 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 7 ways as a sum of consecutive naturals, for example, 43905 + ... + 47246.

It is an arithmetic number, because the mean of its divisors is an integer number (25431408).

Almost surely, 2^152313321 is an apocalyptic number.

It is an amenable number.

152313321 is a deficient number, since it is larger than the sum of its proper divisors (51137943).

152313321 is an equidigital number, since it uses as much as digits as its factorization.

152313321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91711.

The product of its digits is 540, while the sum is 21.

The square root of 152313321 is about 12341.5283089251. The cubic root of 152313321 is about 534.0467738069.

Adding to 152313321 its reverse (123313251), we get a palindrome (275626572).

The spelling of 152313321 in words is "one hundred fifty-two million, three hundred thirteen thousand, three hundred twenty-one".