159991034 has 32 divisors (see below), whose sum is σ = 285609216. Its totient is φ = 65784960.

The previous prime is 159991021. The next prime is 159991043. The reversal of 159991034 is 430199951.

It is a junction number, because it is equal to n+sod(n) for n = 159990982 and 159991000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35699 + ... + 39929.

It is an arithmetic number, because the mean of its divisors is an integer number (8925288).

Almost surely, 2^159991034 is an apocalyptic number.

159991034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

159991034 is a deficient number, since it is larger than the sum of its proper divisors (125618182).

159991034 is a wasteful number, since it uses less digits than its factorization.

159991034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4350.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 159991034 is about 12648.7562234395. The cubic root of 159991034 is about 542.8733825177.

The spelling of 159991034 in words is "one hundred fifty-nine million, nine hundred ninety-one thousand, thirty-four".