1158343416 has 160 divisors (see below), whose sum is σ = 3486019680. Its totient is φ = 358041600.

The previous prime is 1158343397. The next prime is 1158343421. The reversal of 1158343416 is 6143438511.

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 39 ways as a sum of consecutive naturals, for example, 781396 + ... + 782876.

It is an arithmetic number, because the mean of its divisors is an integer number (21787623).

Almost surely, 2^1158343416 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 1158343416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1743009840).

1158343416 is an abundant number, since it is smaller than the sum of its proper divisors (2327676264).

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

1158343416 is a wasteful number, since it uses less digits than its factorization.

1158343416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587 (or 1574 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 1158343416 is about 34034.4445525412. Note that the first 3 decimals coincide. The cubic root of 1158343416 is about 1050.2171632460.

The spelling of 1158343416 in words is "one billion, one hundred fifty-eight million, three hundred forty-three thousand, four hundred sixteen".