11125057 has 4 divisors (see below), whose sum is σ = 11132100. Its totient is φ = 11118016.

The previous prime is 11125019. The next prime is 11125091. The reversal of 11125057 is 75052111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5550736 + 5574321 = 2356^2 + 2361^2 .

It is a cyclic number.

It is not a de Polignac number, because 11125057 - 2⁷ = 11124929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11125097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69 + ... + 4717.

It is an arithmetic number, because the mean of its divisors is an integer number (2783025).

Almost surely, 2^11125057 is an apocalyptic number.

It is an amenable number.

11125057 is a deficient number, since it is larger than the sum of its proper divisors (7043).

11125057 is an equidigital number, since it uses as much as digits as its factorization.

11125057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7042.

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

The square root of 11125057 is about 3335.4245606819. The cubic root of 11125057 is about 223.2376360377.

Adding to 11125057 its reverse (75052111), we get a palindrome (86177168).

The spelling of 11125057 in words is "eleven million, one hundred twenty-five thousand, fifty-seven".