1158374266 has 16 divisors (see below), whose sum is σ = 1987159104. Its totient is φ = 496102464.

The previous prime is 1158374257. The next prime is 1158374297. The reversal of 1158374266 is 6624738511.

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, 7135 + ... + 48658.

It is an arithmetic number, because the mean of its divisors is an integer number (124197444).

Almost surely, 2^1158374266 is an apocalyptic number.

1158374266 is a deficient number, since it is larger than the sum of its proper divisors (828784838).

1158374266 is a wasteful number, since it uses less digits than its factorization.

1158374266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57285.

The product of its digits is 241920, while the sum is 43.

The square root of 1158374266 is about 34034.8977668510. The cubic root of 1158374266 is about 1050.2264865927.

It can be divided in two parts, 11583 and 74266, that added together give a square (85849 = 293²).

The spelling of 1158374266 in words is "one billion, one hundred fifty-eight million, three hundred seventy-four thousand, two hundred sixty-six".