11145057 has 16 divisors (see below), whose sum is σ = 18527232. Its totient is φ = 5789520.

The previous prime is 11145053. The next prime is 11145059. The reversal of 11145057 is 75054111.

It is not a de Polignac number, because 11145057 - 2² = 11145053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11145053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23893 + ... + 24354.

It is an arithmetic number, because the mean of its divisors is an integer number (1157952).

Almost surely, 2^11145057 is an apocalyptic number.

It is an amenable number.

11145057 is a deficient number, since it is larger than the sum of its proper divisors (7382175).

11145057 is a wasteful number, since it uses less digits than its factorization.

11145057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48268.

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 11145057 is about 3338.4213335048. The cubic root of 11145057 is about 223.3713306305.

Adding to 11145057 its reverse (75054111), we get a palindrome (86199168).

The spelling of 11145057 in words is "eleven million, one hundred forty-five thousand, fifty-seven".