1150124688 has 90 divisors (see below), whose sum is σ = 3333921474. Its totient is φ = 370116096.

The previous prime is 1150124627. The next prime is 1150124737. The reversal of 1150124688 is 8864210511.

It can be written as a sum of positive squares in 3 ways, for example, as 20358144 + 1129766544 = 4512^2 + 33612^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 116356 + ... + 125852.

Almost surely, 2^1150124688 is an apocalyptic number.

1150124688 is a gapful number since it is divisible by the number (18) 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 1150124688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1666960737).

1150124688 is an abundant number, since it is smaller than the sum of its proper divisors (2183796786).

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

1150124688 is a wasteful number, since it uses less digits than its factorization.

1150124688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9569 (or 9531 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 36.

The square root of 1150124688 is about 33913.4882900595. The cubic root of 1150124688 is about 1047.7274168221.

The spelling of 1150124688 in words is "one billion, one hundred fifty million, one hundred twenty-four thousand, six hundred eighty-eight".