1158390199 has 4 divisors (see below), whose sum is σ = 1170332464. Its totient is φ = 1146447936.

The previous prime is 1158390173. The next prime is 1158390203. The reversal of 1158390199 is 9910938511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1158390199 - 2¹³ = 1158382007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158390169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5970987 + ... + 5971180.

It is an arithmetic number, because the mean of its divisors is an integer number (292583116).

Almost surely, 2^1158390199 is an apocalyptic number.

1158390199 is a deficient number, since it is larger than the sum of its proper divisors (11942265).

1158390199 is an equidigital number, since it uses as much as digits as its factorization.

1158390199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11942264.

The product of its (nonzero) digits is 87480, while the sum is 46.

The square root of 1158390199 is about 34035.1318346205. The cubic root of 1158390199 is about 1050.2313017267.

The spelling of 1158390199 in words is "one billion, one hundred fifty-eight million, three hundred ninety thousand, one hundred ninety-nine".