1110399255 has 48 divisors (see below), whose sum is σ = 2222385984. Its totient is φ = 502364160.

The previous prime is 1110399253. The next prime is 1110399259. The reversal of 1110399255 is 5529930111.

1110399255 is a `hidden beast` number, since 1 + 1 + 10 + 399 + 255 = 666.

It is not a de Polignac number, because 1110399255 - 2¹ = 1110399253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110399253) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12385 + ... + 48725.

It is an arithmetic number, because the mean of its divisors is an integer number (46299708).

Almost surely, 2^1110399255 is an apocalyptic number.

1110399255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1110399255 is an abundant number, since it is smaller than the sum of its proper divisors (1111986729).

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

1110399255 is a wasteful number, since it uses less digits than its factorization.

1110399255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36456 (or 36453 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 36.

The square root of 1110399255 is about 33322.6537808741. The cubic root of 1110399255 is about 1035.5229311530.

The spelling of 1110399255 in words is "one billion, one hundred ten million, three hundred ninety-nine thousand, two hundred fifty-five".