11125506 has 16 divisors (see below), whose sum is σ = 25429824. Its totient is φ = 3178704.

The previous prime is 11125489. The next prime is 11125547. The reversal of 11125506 is 60552111.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132405 + ... + 132488.

It is an arithmetic number, because the mean of its divisors is an integer number (1589364).

Almost surely, 2^11125506 is an apocalyptic number.

11125506 is an abundant number, since it is smaller than the sum of its proper divisors (14304318).

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

11125506 is a wasteful number, since it uses less digits than its factorization.

11125506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264905.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 11125506 is about 3335.4918677760. The cubic root of 11125506 is about 223.2406392388.

Adding to 11125506 its reverse (60552111), we get a palindrome (71677617).

The spelling of 11125506 in words is "eleven million, one hundred twenty-five thousand, five hundred six".