1158452288 has 56 divisors (see below), whose sum is σ = 2642567232. Its totient is φ = 493576704.

The previous prime is 1158452263. The next prime is 1158452303. The reversal of 1158452288 is 8822548511.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70031 + ... + 84977.

Almost surely, 2^1158452288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1158452288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1321283616).

1158452288 is an abundant number, since it is smaller than the sum of its proper divisors (1484114944).

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

1158452288 is a wasteful number, since it uses less digits than its factorization.

1158452288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15139 (or 15129 counting only the distinct ones).

The product of its digits is 204800, while the sum is 44.

The square root of 1158452288 is about 34036.0439534327. The cubic root of 1158452288 is about 1050.2500653081.

The spelling of 1158452288 in words is "one billion, one hundred fifty-eight million, four hundred fifty-two thousand, two hundred eighty-eight".