153052321 has 8 divisors (see below), whose sum is σ = 157088160. Its totient is φ = 149068128.

The previous prime is 153052297. The next prime is 153052369. The reversal of 153052321 is 123250351.

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 153052321 - 2⁹ = 153051809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153052292 and 153052301.

It is not an unprimeable number, because it can be changed into a prime (153052421) 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, 6871 + ... + 18796.

It is an arithmetic number, because the mean of its divisors is an integer number (19636020).

Almost surely, 2^153052321 is an apocalyptic number.

It is an amenable number.

153052321 is a deficient number, since it is larger than the sum of its proper divisors (4035839).

153052321 is an equidigital number, since it uses as much as digits as its factorization.

153052321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25823.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 153052321 is about 12371.4316471458. The cubic root of 153052321 is about 534.9090840356.

The spelling of 153052321 in words is "one hundred fifty-three million, fifty-two thousand, three hundred twenty-one".