325999153 has 4 divisors (see below), whose sum is σ = 330864880. Its totient is φ = 321133428.

The previous prime is 325999151. The next prime is 325999187. The reversal of 325999153 is 351999523.

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: 351999523 = 2441 ⋅144203.

It is a cyclic number.

It is not a de Polignac number, because 325999153 - 2¹ = 325999151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325999151) 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, 2432763 + ... + 2432896.

It is an arithmetic number, because the mean of its divisors is an integer number (82716220).

Almost surely, 2^325999153 is an apocalyptic number.

It is an amenable number.

325999153 is a deficient number, since it is larger than the sum of its proper divisors (4865727).

325999153 is an equidigital number, since it uses as much as digits as its factorization.

325999153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865726.

The product of its digits is 328050, while the sum is 46.

The square root of 325999153 is about 18055.4466297569. The cubic root of 325999153 is about 688.2382789958.

The spelling of 325999153 in words is "three hundred twenty-five million, nine hundred ninety-nine thousand, one hundred fifty-three".