1559141020 has 24 divisors (see below), whose sum is σ = 3416553504. Its totient is φ = 596540736.

The previous prime is 1559140981. The next prime is 1559141033. The reversal of 1559141020 is 201419551.

It is a self number, because there is not a number n which added to its sum of digits gives 1559141020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1694259 + ... + 1695178.

It is an arithmetic number, because the mean of its divisors is an integer number (142356396).

Almost surely, 2^1559141020 is an apocalyptic number.

1559141020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1559141020 is an abundant number, since it is smaller than the sum of its proper divisors (1857412484).

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

1559141020 is a wasteful number, since it uses less digits than its factorization.

1559141020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3389469 (or 3389467 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 1559141020 is about 39485.9597831938. The cubic root of 1559141020 is about 1159.5650916212.

The spelling of 1559141020 in words is "one billion, five hundred fifty-nine million, one hundred forty-one thousand, twenty".