159321552 has 160 divisors (see below), whose sum is σ = 490468608. Its totient is φ = 44064768.

The previous prime is 159321527. The next prime is 159321553. The reversal of 159321552 is 255123951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159321553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243658 + ... + 244310.

Almost surely, 2^159321552 is an apocalyptic number.

159321552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159321552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245234304).

159321552 is an abundant number, since it is smaller than the sum of its proper divisors (331147056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159321552 is a wasteful number, since it uses less digits than its factorization.

159321552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717 (or 711 counting only the distinct ones).

The product of its digits is 13500, while the sum is 33.

The square root of 159321552 is about 12622.2641392105. The cubic root of 159321552 is about 542.1151065195.

The spelling of 159321552 in words is "one hundred fifty-nine million, three hundred twenty-one thousand, five hundred fifty-two".