153321355 has 16 divisors (see below), whose sum is σ = 211276800. Its totient is φ = 105636960.

The previous prime is 153321349. The next prime is 153321391. The reversal of 153321355 is 553123351.

It is not a de Polignac number, because 153321355 - 2¹⁵ = 153288587 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72315 + ... + 74404.

It is an arithmetic number, because the mean of its divisors is an integer number (13204800).

Almost surely, 2^153321355 is an apocalyptic number.

153321355 is a deficient number, since it is larger than the sum of its proper divisors (57955445).

153321355 is a wasteful number, since it uses less digits than its factorization.

153321355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146754.

The product of its digits is 6750, while the sum is 28.

The square root of 153321355 is about 12382.3000690502. The cubic root of 153321355 is about 535.2223200395. Note that the first 3 decimals are identical.

The spelling of 153321355 in words is "one hundred fifty-three million, three hundred twenty-one thousand, three hundred fifty-five".