1158297298 has 16 divisors (see below), whose sum is σ = 1774094400. Its totient is φ = 566980336.

The previous prime is 1158297271. The next prime is 1158297311. The reversal of 1158297298 is 8927928511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37803 + ... + 61201.

It is an arithmetic number, because the mean of its divisors is an integer number (110880900).

Almost surely, 2^1158297298 is an apocalyptic number.

1158297298 is a deficient number, since it is larger than the sum of its proper divisors (615797102).

1158297298 is a wasteful number, since it uses less digits than its factorization.

1158297298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23921.

The product of its digits is 725760, while the sum is 52.

The square root of 1158297298 is about 34033.7670262932. The cubic root of 1158297298 is about 1050.2032253650.

The spelling of 1158297298 in words is "one billion, one hundred fifty-eight million, two hundred ninety-seven thousand, two hundred ninety-eight".