324397137 has 4 divisors (see below), whose sum is σ = 432529520. Its totient is φ = 216264756.

The previous prime is 324397133. The next prime is 324397141. The reversal of 324397137 is 731793423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 731793423 = 3 ⋅243931141.

It is an interprime number because it is at equal distance from previous prime (324397133) and next prime (324397141).

It is not a de Polignac number, because 324397137 - 2² = 324397133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 324397095 and 324397104.

It is not an unprimeable number, because it can be changed into a prime (324397133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54066187 + ... + 54066192.

It is an arithmetic number, because the mean of its divisors is an integer number (108132380).

Almost surely, 2^324397137 is an apocalyptic number.

It is an amenable number.

324397137 is a deficient number, since it is larger than the sum of its proper divisors (108132383).

324397137 is a wasteful number, since it uses less digits than its factorization.

324397137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108132382.

The product of its digits is 95256, while the sum is 39.

The square root of 324397137 is about 18011.0282049638. The cubic root of 324397137 is about 687.1090534110.

The spelling of 324397137 in words is "three hundred twenty-four million, three hundred ninety-seven thousand, one hundred thirty-seven".