11125722 has 16 divisors (see below), whose sum is σ = 22301280. Its totient is φ = 3700272.

The previous prime is 11125717. The next prime is 11125727. The reversal of 11125722 is 22752111.

It is an interprime number because it is at equal distance from previous prime (11125717) and next prime (11125727).

It is not an unprimeable number, because it can be changed into a prime (11125727) 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 7 ways as a sum of consecutive naturals, for example, 1233 + ... + 4875.

It is an arithmetic number, because the mean of its divisors is an integer number (1393830).

Almost surely, 2^11125722 is an apocalyptic number.

11125722 is an abundant number, since it is smaller than the sum of its proper divisors (11175558).

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

11125722 is a wasteful number, since it uses less digits than its factorization.

11125722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157.

The product of its digits is 280, while the sum is 21.

The square root of 11125722 is about 3335.5242466515. The cubic root of 11125722 is about 223.2420839571.

Adding to 11125722 its reverse (22752111), we get a palindrome (33877833).

The spelling of 11125722 in words is "eleven million, one hundred twenty-five thousand, seven hundred twenty-two".