1135855216 has 10 divisors (see below), whose sum is σ = 2200719512. Its totient is φ = 567927600.

The previous prime is 1135855211. The next prime is 1135855223. The reversal of 1135855216 is 6125585311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135855211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35495460 + ... + 35495491.

Almost surely, 2^1135855216 is an apocalyptic number.

1135855216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1135855216 is a deficient number, since it is larger than the sum of its proper divisors (1064864296).

1135855216 is an equidigital number, since it uses as much as digits as its factorization.

1135855216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70990959 (or 70990953 counting only the distinct ones).

The product of its digits is 36000, while the sum is 37.

The square root of 1135855216 is about 33702.4511868202. The cubic root of 1135855216 is about 1043.3763591380.

The spelling of 1135855216 in words is "one billion, one hundred thirty-five million, eight hundred fifty-five thousand, two hundred sixteen".