11283555 has 16 divisors (see below), whose sum is σ = 18124704. Its totient is φ = 5994240.

The previous prime is 11283553. The next prime is 11283583. The reversal of 11283555 is 55538211.

It is not a de Polignac number, because 11283555 - 2¹ = 11283553 is a prime.

It is a super-2 number, since 2×11283555² = 254637226876050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11283551) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2877 + ... + 5553.

It is an arithmetic number, because the mean of its divisors is an integer number (1132794).

Almost surely, 2^11283555 is an apocalyptic number.

11283555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11283555 is a deficient number, since it is larger than the sum of its proper divisors (6841149).

11283555 is a wasteful number, since it uses less digits than its factorization.

11283555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966.

The product of its digits is 6000, while the sum is 30.

The square root of 11283555 is about 3359.1003259802. The cubic root of 11283555 is about 224.2927918150.

The spelling of 11283555 in words is "eleven million, two hundred eighty-three thousand, five hundred fifty-five".