11253555 has 48 divisors (see below), whose sum is σ = 20756736. Its totient is φ = 5628480.

The previous prime is 11253553. The next prime is 11253559. The reversal of 11253555 is 55535211.

11253555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11253555 - 2¹ = 11253553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11253553) 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, 85840 + ... + 85970.

It is an arithmetic number, because the mean of its divisors is an integer number (432432).

Almost surely, 2^11253555 is an apocalyptic number.

11253555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11253555 is a deficient number, since it is larger than the sum of its proper divisors (9503181).

11253555 is a wasteful number, since it uses less digits than its factorization.

11253555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 245 counting only the distinct ones).

The product of its digits is 3750, while the sum is 27.

The square root of 11253555 is about 3354.6318725011. The cubic root of 11253555 is about 224.0938369072.

Adding to 11253555 its reverse (55535211), we get a palindrome (66788766).

The spelling of 11253555 in words is "eleven million, two hundred fifty-three thousand, five hundred fifty-five".