11131355 has 8 divisors (see below), whose sum is σ = 13398000. Its totient is φ = 8878176.

The previous prime is 11131349. The next prime is 11131357. The reversal of 11131355 is 55313111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11131355 - 2¹⁰ = 11130331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11131357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445 + ... + 4934.

It is an arithmetic number, because the mean of its divisors is an integer number (1674750).

Almost surely, 2^11131355 is an apocalyptic number.

11131355 is a deficient number, since it is larger than the sum of its proper divisors (2266645).

11131355 is an equidigital number, since it uses as much as digits as its factorization.

11131355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733.

The product of its digits is 225, while the sum is 20.

The square root of 11131355 is about 3336.3685347995. The cubic root of 11131355 is about 223.2797537368.

Adding to 11131355 its reverse (55313111), we get a palindrome (66444466).

The spelling of 11131355 in words is "eleven million, one hundred thirty-one thousand, three hundred fifty-five".