1150039800 has 864 divisors, whose sum is σ = 5209822800. Its totient is φ = 224501760.

The previous prime is 1150039799. The next prime is 1150039801. The reversal of 1150039800 is 89300511.

It is an interprime number because it is at equal distance from previous prime (1150039799) and next prime (1150039801).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150039801) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 19492171 + ... + 19492229.

Almost surely, 2^1150039800 is an apocalyptic number.

1150039800 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 1150039800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2604911400).

1150039800 is an abundant number, since it is smaller than the sum of its proper divisors (4059783000).

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

1150039800 is a wasteful number, since it uses less digits than its factorization.

1150039800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1150039800 is about 33912.2367295347. The cubic root of 1150039800 is about 1047.7016394218.

The spelling of 1150039800 in words is "one billion, one hundred fifty million, thirty-nine thousand, eight hundred".