153399 has 4 divisors (see below), whose sum is σ = 204536. Its totient is φ = 102264.

The previous prime is 153379. The next prime is 153407. The reversal of 153399 is 993351.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 153399 - 2⁷ = 153271 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25564 + ... + 25569.

It is an arithmetic number, because the mean of its divisors is an integer number (51134).

2¹⁵³³⁹⁹ is an apocalyptic number.

153399 is a deficient number, since it is larger than the sum of its proper divisors (51137).

153399 is an equidigital number, since it uses as much as digits as its factorization.

153399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51136.

The product of its digits is 3645, while the sum is 30.

The square root of 153399 is about 391.6618439419. The cubic root of 153399 is about 53.5312653887.

The spelling of 153399 in words is "one hundred fifty-three thousand, three hundred ninety-nine".