1155650112 has 224 divisors, whose sum is σ = 3533404160. Its totient is φ = 370137600.

The previous prime is 1155650099. The next prime is 1155650131. The reversal of 1155650112 is 2110565511.

1155650112 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 650 + 1 + 1 + 2 = 666.

It is a super-2 number, since 2×1155650112² = 2671054362731225088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7653237 + ... + 7653387.

Almost surely, 2^1155650112 is an apocalyptic number.

1155650112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1155650112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1766702080).

1155650112 is an abundant number, since it is smaller than the sum of its proper divisors (2377754048).

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

1155650112 is a wasteful number, since it uses less digits than its factorization.

1155650112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

The square root of 1155650112 is about 33994.8541988343. The cubic root of 1155650112 is about 1049.4025662564.

The spelling of 1155650112 in words is "one billion, one hundred fifty-five million, six hundred fifty thousand, one hundred twelve".