1182783255 has 16 divisors (see below), whose sum is σ = 1943601504. Its totient is φ = 613768320.

The previous prime is 1182783223. The next prime is 1182783289. The reversal of 1182783255 is 5523872811.

It is not a de Polignac number, because 1182783255 - 2⁵ = 1182783223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1065016 + ... + 1066125.

It is an arithmetic number, because the mean of its divisors is an integer number (121475094).

Almost surely, 2^1182783255 is an apocalyptic number.

1182783255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1182783255 is a deficient number, since it is larger than the sum of its proper divisors (760818249).

1182783255 is a wasteful number, since it uses less digits than its factorization.

1182783255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131186.

The product of its digits is 134400, while the sum is 42.

The square root of 1182783255 is about 34391.6160568241. The cubic root of 1182783255 is about 1057.5519795161.

The spelling of 1182783255 in words is "one billion, one hundred eighty-two million, seven hundred eighty-three thousand, two hundred fifty-five".