1159443030 has 32 divisors (see below), whose sum is σ = 2794831200. Its totient is φ = 307832832.

The previous prime is 1159443029. The next prime is 1159443031. The reversal of 1159443030 is 303449511.

It is an interprime number because it is at equal distance from previous prime (1159443029) and next prime (1159443031).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159443031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77515 + ... + 91254.

It is an arithmetic number, because the mean of its divisors is an integer number (87338475).

Almost surely, 2^1159443030 is an apocalyptic number.

1159443030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1159443030 is an abundant number, since it is smaller than the sum of its proper divisors (1635388170).

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

1159443030 is a wasteful number, since it uses less digits than its factorization.

1159443030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169008.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1159443030 is about 34050.5951489838. The cubic root of 1159443030 is about 1050.5493814365.

The spelling of 1159443030 in words is "one billion, one hundred fifty-nine million, four hundred forty-three thousand, thirty".