1166314558 has 4 divisors (see below), whose sum is σ = 1749471840. Its totient is φ = 583157278.

The previous prime is 1166314553. The next prime is 1166314559. The reversal of 1166314558 is 8554136611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8554136611 = 223 ⋅38359357.

It is a self number, because there is not a number n which added to its sum of digits gives 1166314558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166314553) by changing a digit.

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 as a sum of consecutive naturals, namely, 291578638 + ... + 291578641.

It is an arithmetic number, because the mean of its divisors is an integer number (437367960).

Almost surely, 2^1166314558 is an apocalyptic number.

1166314558 is a deficient number, since it is larger than the sum of its proper divisors (583157282).

1166314558 is an equidigital number, since it uses as much as digits as its factorization.

1166314558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583157281.

The product of its digits is 86400, while the sum is 40.

The square root of 1166314558 is about 34151.3478211329. The cubic root of 1166314558 is about 1052.6206820504.

The spelling of 1166314558 in words is "one billion, one hundred sixty-six million, three hundred fourteen thousand, five hundred fifty-eight".