159045625 has 20 divisors (see below), whose sum is σ = 210448260. Its totient is φ = 119744000.

The previous prime is 159045619. The next prime is 159045631. The reversal of 159045625 is 526540951.

It is an interprime number because it is at equal distance from previous prime (159045619) and next prime (159045631).

It can be written as a sum of positive squares in 10 ways, for example, as 147403881 + 11641744 = 12141^2 + 3412^2 .

It is not a de Polignac number, because 159045625 - 2²⁷ = 24827897 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3141 + ... + 18109.

It is an arithmetic number, because the mean of its divisors is an integer number (10522413).

Almost surely, 2^159045625 is an apocalyptic number.

It is an amenable number.

159045625 is a deficient number, since it is larger than the sum of its proper divisors (51402635).

159045625 is an equidigital number, since it uses as much as digits as its factorization.

159045625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15006 (or 14991 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 159045625 is about 12611.3292320833. The cubic root of 159045625 is about 541.8019648873.

The spelling of 159045625 in words is "one hundred fifty-nine million, forty-five thousand, six hundred twenty-five".