1159103420 has 12 divisors (see below), whose sum is σ = 2434117224. Its totient is φ = 463641360.

The previous prime is 1159103411. The next prime is 1159103431. The reversal of 1159103420 is 243019511.

It is a self number, because there is not a number n which added to its sum of digits gives 1159103420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28977566 + ... + 28977605.

It is an arithmetic number, because the mean of its divisors is an integer number (202843102).

Almost surely, 2^1159103420 is an apocalyptic number.

1159103420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1159103420 is an abundant number, since it is smaller than the sum of its proper divisors (1275013804).

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

1159103420 is a wasteful number, since it uses less digits than its factorization.

1159103420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57955180 (or 57955178 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1159103420 is about 34045.6079399384. The cubic root of 1159103420 is about 1050.4468000228.

The spelling of 1159103420 in words is "one billion, one hundred fifty-nine million, one hundred three thousand, four hundred twenty".