1158280086 has 8 divisors (see below), whose sum is σ = 2316560184. Its totient is φ = 386093360.

The previous prime is 1158280061. The next prime is 1158280099. The reversal of 1158280086 is 6800828511.

It is a sphenic number, since it is the product of 3 distinct primes.

1158280086 is an admirable number.

It is a super-2 number, since 2×1158280086² = 2683225515248334792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96523335 + ... + 96523346.

It is an arithmetic number, because the mean of its divisors is an integer number (289570023).

Almost surely, 2^1158280086 is an apocalyptic number.

1158280086 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1158280086 is a wasteful number, since it uses less digits than its factorization.

1158280086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193046686.

The product of its (nonzero) digits is 30720, while the sum is 39.

The square root of 1158280086 is about 34033.5141588405. The cubic root of 1158280086 is about 1050.1980234227.

The spelling of 1158280086 in words is "one billion, one hundred fifty-eight million, two hundred eighty thousand, eighty-six".