152221159 has 4 divisors (see below), whose sum is σ = 152448016. Its totient is φ = 151994304.

The previous prime is 152221117. The next prime is 152221163. The reversal of 152221159 is 951122251.

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

It is a cyclic number.

It is not a de Polignac number, because 152221159 - 2¹⁵ = 152188391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152221189) 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, 112419 + ... + 113764.

It is an arithmetic number, because the mean of its divisors is an integer number (38112004).

Almost surely, 2^152221159 is an apocalyptic number.

152221159 is a deficient number, since it is larger than the sum of its proper divisors (226857).

152221159 is an equidigital number, since it uses as much as digits as its factorization.

152221159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226856.

The product of its digits is 1800, while the sum is 28.

The square root of 152221159 is about 12337.7939276031. The cubic root of 152221159 is about 533.9390381015.

The spelling of 152221159 in words is "one hundred fifty-two million, two hundred twenty-one thousand, one hundred fifty-nine".