325149829 has 2 divisors, whose sum is σ = 325149830. Its totient is φ = 325149828.

The previous prime is 325149817. The next prime is 325149857. The reversal of 325149829 is 928941523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 316768804 + 8381025 = 17798^2 + 2895^2 .

It is a cyclic number.

It is not a de Polignac number, because 325149829 - 2¹³ = 325141637 is a prime.

It is a super-2 number, since 2×325149829² = 211444822597458482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325149809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162574914 + 162574915.

It is an arithmetic number, because the mean of its divisors is an integer number (162574915).

Almost surely, 2^325149829 is an apocalyptic number.

It is an amenable number.

325149829 is a deficient number, since it is larger than the sum of its proper divisors (1).

325149829 is an equidigital number, since it uses as much as digits as its factorization.

325149829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 325149829 is about 18031.9114072802. The cubic root of 325149829 is about 687.6400712506.

The spelling of 325149829 in words is "three hundred twenty-five million, one hundred forty-nine thousand, eight hundred twenty-nine".