11352555 has 20 divisors (see below), whose sum is σ = 20351232. Its totient is φ = 6054480.

The previous prime is 11352533. The next prime is 11352563. The reversal of 11352555 is 55525311.

It is not a de Polignac number, because 11352555 - 2¹⁸ = 11090411 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13611 + ... + 14420.

Almost surely, 2^11352555 is an apocalyptic number.

11352555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11352555 is a deficient number, since it is larger than the sum of its proper divisors (8998677).

11352555 is an equidigital number, since it uses as much as digits as its factorization.

11352555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28048 (or 28039 counting only the distinct ones).

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

The square root of 11352555 is about 3369.3552795750. The cubic root of 11352555 is about 224.7490535524.

Adding to 11352555 its reverse (55525311), we get a palindrome (66877866).

The spelling of 11352555 in words is "eleven million, three hundred fifty-two thousand, five hundred fifty-five".