1158509054 has 8 divisors (see below), whose sum is σ = 1737916128. Its totient is φ = 579203680.

The previous prime is 1158508991. The next prime is 1158509069. The reversal of 1158509054 is 4509058511.

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

It is a junction number, because it is equal to n+sod(n) for n = 1158508999 and 1158509017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17654 + ... + 51270.

It is an arithmetic number, because the mean of its divisors is an integer number (217239516).

Almost surely, 2^1158509054 is an apocalyptic number.

1158509054 is a deficient number, since it is larger than the sum of its proper divisors (579407074).

1158509054 is a wasteful number, since it uses less digits than its factorization.

1158509054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50850.

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 1158509054 is about 34036.8778532932. The cubic root of 1158509054 is about 1050.2672196677.

The spelling of 1158509054 in words is "one billion, one hundred fifty-eight million, five hundred nine thousand, fifty-four".