11120557 has 8 divisors (see below), whose sum is σ = 12730176. Its totient is φ = 9516192.

The previous prime is 11120519. The next prime is 11120579. The reversal of 11120557 is 75502111.

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

It is not a de Polignac number, because 11120557 - 2¹⁹ = 10596269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120597) 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, 5838 + ... + 7504.

It is an arithmetic number, because the mean of its divisors is an integer number (1591272).

Almost surely, 2^11120557 is an apocalyptic number.

It is an amenable number.

11120557 is a deficient number, since it is larger than the sum of its proper divisors (1609619).

11120557 is an equidigital number, since it uses as much as digits as its factorization.

11120557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627.

The product of its (nonzero) digits is 350, while the sum is 22.

The square root of 11120557 is about 3334.7499156608. The cubic root of 11120557 is about 223.2075326762.

Adding to 11120557 its reverse (75502111), we get a palindrome (86622668).

The spelling of 11120557 in words is "eleven million, one hundred twenty thousand, five hundred fifty-seven".