5611158 has 24 divisors (see below), whose sum is σ = 13894608. Its totient is φ = 1603152.

The previous prime is 5611157. The next prime is 5611169. The reversal of 5611158 is 8511165.

It is a Curzon number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 22141 + ... + 22392.

It is an arithmetic number, because the mean of its divisors is an integer number (578942).

Almost surely, 2^5611158 is an apocalyptic number.

5611158 is an abundant number, since it is smaller than the sum of its proper divisors (8283450).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5611158 is a wasteful number, since it uses less digits than its factorization.

5611158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44548 (or 44545 counting only the distinct ones).

The product of its digits is 1200, while the sum is 27.

The square root of 5611158 is about 2368.7882978434. The cubic root of 5611158 is about 177.6986653494.

It can be divided in two parts, 56111 and 58, that added together give a square (56169 = 237²).

The spelling of 5611158 in words is "five million, six hundred eleven thousand, one hundred fifty-eight".