1158922368 has 216 divisors, whose sum is σ = 3603693405. Its totient is φ = 357421056.

The previous prime is 1158922361. The next prime is 1158922393. The reversal of 1158922368 is 8632298511.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

1158922368 is a `hidden beast` number, since 1 + 1 + 589 + 2 + 2 + 3 + 68 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1060674624 + 98247744 = 32568^2 + 9912^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=24072.

Its product of digits (207360) is a multiple of the sum of its prime divisors (81).

It is not an unprimeable number, because it can be changed into a prime (1158922361) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 19642723 + ... + 19642781.

Almost surely, 2^1158922368 is an apocalyptic number.

1158922368 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 1158922368

1158922368 is an abundant number, since it is smaller than the sum of its proper divisors (2444771037).

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

1158922368 is an equidigital number, since it uses as much as digits as its factorization.

1158922368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 81 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 1158922368 is about 34042.9488734451. The cubic root of 1158922368 is about 1050.3921038977.

The spelling of 1158922368 in words is "one billion, one hundred fifty-eight million, nine hundred twenty-two thousand, three hundred sixty-eight".