11331355 has 16 divisors (see below), whose sum is σ = 15611904. Its totient is φ = 7734240.

The previous prime is 11331343. The next prime is 11331377. The reversal of 11331355 is 55313311.

It is not a de Polignac number, because 11331355 - 2⁷ = 11331227 is a prime.

It is a super-2 number, since 2×11331355² = 256799212272050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8590 + ... + 9820.

It is an arithmetic number, because the mean of its divisors is an integer number (975744).

Almost surely, 2^11331355 is an apocalyptic number.

11331355 is a deficient number, since it is larger than the sum of its proper divisors (4280549).

11331355 is a wasteful number, since it uses less digits than its factorization.

11331355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506.

The product of its digits is 675, while the sum is 22.

The square root of 11331355 is about 3366.2078070137. The cubic root of 11331355 is about 224.6090660076.

Adding to 11331355 its reverse (55313311), we get a palindrome (66644666).

It can be divided in two parts, 113313 and 55, that multiplied together give a triangular number (6232215 = T₃₅₃₀).

The spelling of 11331355 in words is "eleven million, three hundred thirty-one thousand, three hundred fifty-five".