1158505052 has 48 divisors (see below), whose sum is σ = 2173106880. Its totient is φ = 540379136.

The previous prime is 1158505037. The next prime is 1158505057. The reversal of 1158505052 is 2505058511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158505057) 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 in 15 ways as a sum of consecutive naturals, for example, 3281708 + ... + 3282060.

It is an arithmetic number, because the mean of its divisors is an integer number (45273060).

Almost surely, 2^1158505052 is an apocalyptic number.

It is an amenable number.

1158505052 is a deficient number, since it is larger than the sum of its proper divisors (1014601828).

1158505052 is a wasteful number, since it uses less digits than its factorization.

1158505052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 32.

The square root of 1158505052 is about 34036.8190640665. The cubic root of 1158505052 is about 1050.2660103046.

The spelling of 1158505052 in words is "one billion, one hundred fifty-eight million, five hundred five thousand, fifty-two".