159021950 has 24 divisors (see below), whose sum is σ = 296465400. Its totient is φ = 63461600.

The previous prime is 159021917. The next prime is 159021979. The reversal of 159021950 is 59120951.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 19601 + ... + 26499.

It is an arithmetic number, because the mean of its divisors is an integer number (12352725).

Almost surely, 2^159021950 is an apocalyptic number.

159021950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159021950 is a deficient number, since it is larger than the sum of its proper divisors (137443450).

159021950 is a wasteful number, since it uses less digits than its factorization.

159021950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7372 (or 7367 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 32.

The square root of 159021950 is about 12610.3905569970. The cubic root of 159021950 is about 541.7750799436.

Subtracting from 159021950 its reverse (59120951), we obtain a palindrome (99900999).

The spelling of 159021950 in words is "one hundred fifty-nine million, twenty-one thousand, nine hundred fifty".