11247255 has 24 divisors (see below), whose sum is σ = 20219472. Its totient is φ = 5997888.

The previous prime is 11247239. The next prime is 11247263. The reversal of 11247255 is 55274211.

It is not a de Polignac number, because 11247255 - 2⁴ = 11247239 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3414 + ... + 5843.

It is an arithmetic number, because the mean of its divisors is an integer number (842478).

Almost surely, 2^11247255 is an apocalyptic number.

11247255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11247255 is a deficient number, since it is larger than the sum of its proper divisors (8972217).

11247255 is an frugal number, since it uses more digits than its factorization.

11247255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9277 (or 9265 counting only the distinct ones).

The product of its digits is 2800, while the sum is 27.

The square root of 11247255 is about 3353.6927408455. The cubic root of 11247255 is about 224.0520114661.

The spelling of 11247255 in words is "eleven million, two hundred forty-seven thousand, two hundred fifty-five".