1152558949 has 16 divisors (see below), whose sum is σ = 1187979520. Its totient is φ = 1117800000.

The previous prime is 1152558929. The next prime is 1152559007. The reversal of 1152558949 is 9498552511.

It is a cyclic number.

It is not a de Polignac number, because 1152558949 - 2¹¹ = 1152556901 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 (1152558929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1534324 + ... + 1535074.

It is an arithmetic number, because the mean of its divisors is an integer number (74248720).

Almost surely, 2^1152558949 is an apocalyptic number.

It is an amenable number.

1152558949 is a deficient number, since it is larger than the sum of its proper divisors (35420571).

1152558949 is a wasteful number, since it uses less digits than its factorization.

1152558949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132.

The product of its digits is 648000, while the sum is 49.

The square root of 1152558949 is about 33949.3585948247. The cubic root of 1152558949 is about 1048.4660743420.

The spelling of 1152558949 in words is "one billion, one hundred fifty-two million, five hundred fifty-eight thousand, nine hundred forty-nine".