324927149 has 2 divisors, whose sum is σ = 324927150. Its totient is φ = 324927148.

The previous prime is 324927073. The next prime is 324927157. The reversal of 324927149 is 941729423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 305725225 + 19201924 = 17485^2 + 4382^2 .

It is an emirp because it is prime and its reverse (941729423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324927149 - 2²⁰ = 323878573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324927179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162463574 + 162463575.

It is an arithmetic number, because the mean of its divisors is an integer number (162463575).

Almost surely, 2^324927149 is an apocalyptic number.

It is an amenable number.

324927149 is a deficient number, since it is larger than the sum of its proper divisors (1).

324927149 is an equidigital number, since it uses as much as digits as its factorization.

324927149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 324927149 is about 18025.7357408789. The cubic root of 324927149 is about 687.4830578304.

The spelling of 324927149 in words is "three hundred twenty-four million, nine hundred twenty-seven thousand, one hundred forty-nine".