1159002000 has 480 divisors, whose sum is σ = 4531138560. Its totient is φ = 283046400.

The previous prime is 1159001971. The next prime is 1159002029. The reversal of 1159002000 is 2009511.

It is an interprime number because it is at equal distance from previous prime (1159001971) and next prime (1159002029).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9125937 + ... + 9126063.

It is an arithmetic number, because the mean of its divisors is an integer number (9439872).

Almost surely, 2^1159002000 is an apocalyptic number.

1159002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1159002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2265569280).

1159002000 is an abundant number, since it is smaller than the sum of its proper divisors (3372136560).

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

1159002000 is a wasteful number, since it uses less digits than its factorization.

1159002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1159002000 is about 34044.1184347605. The cubic root of 1159002000 is about 1050.4161615655.

The spelling of 1159002000 in words is "one billion, one hundred fifty-nine million, two thousand".