159451552 has 24 divisors (see below), whose sum is σ = 338068836. Its totient is φ = 73592832.

The previous prime is 159451547. The next prime is 159451559. The reversal of 159451552 is 255154951.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 152670736 + 6780816 = 12356^2 + 2604^2 .

It is not an unprimeable number, because it can be changed into a prime (159451559) 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, 191233 + ... + 192064.

Almost surely, 2^159451552 is an apocalyptic number.

It is an amenable number.

159451552 is an abundant number, since it is smaller than the sum of its proper divisors (178617284).

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

159451552 is a wasteful number, since it uses less digits than its factorization.

159451552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383320 (or 383312 counting only the distinct ones).

The product of its digits is 45000, while the sum is 37.

The square root of 159451552 is about 12627.4127199518. The cubic root of 159451552 is about 542.2625144991.

The spelling of 159451552 in words is "one hundred fifty-nine million, four hundred fifty-one thousand, five hundred fifty-two".