5611155 has 32 divisors (see below), whose sum is σ = 10119168. Its totient is φ = 2630400.

The previous prime is 5611147. The next prime is 5611157. The reversal of 5611155 is 5511165.

It is not a de Polignac number, because 5611155 - 2³ = 5611147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5611157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4567 + ... + 5663.

It is an arithmetic number, because the mean of its divisors is an integer number (316224).

Almost surely, 2^5611155 is an apocalyptic number.

5611155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5611155 is a deficient number, since it is larger than the sum of its proper divisors (4508013).

5611155 is a wasteful number, since it uses less digits than its factorization.

5611155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147.

The product of its digits is 750, while the sum is 24.

The square root of 5611155 is about 2368.7876646082. The cubic root of 5611155 is about 177.6986336806.

It can be divided in two parts, 56 and 11155, that added together give a palindrome (11211).

The spelling of 5611155 in words is "five million, six hundred eleven thousand, one hundred fifty-five".