1155242196 has 24 divisors (see below), whose sum is σ = 2995072640. Its totient is φ = 385080696.

The previous prime is 1155242167. The next prime is 1155242197. The reversal of 1155242196 is 6912425511.

1155242196 is a `hidden beast` number, since 11 + 552 + 4 + 2 + 1 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1155242196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155242197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5348236 + ... + 5348451.

Almost surely, 2^1155242196 is an apocalyptic number.

It is an amenable number.

1155242196 is an abundant number, since it is smaller than the sum of its proper divisors (1839830444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1155242196 is a wasteful number, since it uses less digits than its factorization.

1155242196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10696700 (or 10696692 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 1155242196 is about 33988.8539965678. The cubic root of 1155242196 is about 1049.2790806476.

The spelling of 1155242196 in words is "one billion, one hundred fifty-five million, two hundred forty-two thousand, one hundred ninety-six".