159987003 has 8 divisors (see below), whose sum is σ = 232708416. Its totient is φ = 96961800.

The previous prime is 159986999. The next prime is 159987007. The reversal of 159987003 is 300789951.

It is a happy number.

159987003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (159986999) and next prime (159987007).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 159987003 - 2² = 159986999 is a prime.

It is a super-2 number, since 2×159987003² = 51191682257844018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (159987007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2424013 + ... + 2424078.

It is an arithmetic number, because the mean of its divisors is an integer number (29088552).

Almost surely, 2^159987003 is an apocalyptic number.

159987003 is a deficient number, since it is larger than the sum of its proper divisors (72721413).

159987003 is a wasteful number, since it uses less digits than its factorization.

159987003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4848105.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 159987003 is about 12648.5968787056. The cubic root of 159987003 is about 542.8688232185.

The spelling of 159987003 in words is "one hundred fifty-nine million, nine hundred eighty-seven thousand, three".