11709122 has 4 divisors (see below), whose sum is σ = 17563686. Its totient is φ = 5854560.

The previous prime is 11709119. The next prime is 11709151. The reversal of 11709122 is 22190711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22190711 = 839 ⋅26449.

It can be written as a sum of positive squares in only one way, i.e., 9916201 + 1792921 = 3149^2 + 1339^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2927279 + ... + 2927282.

Almost surely, 2^11709122 is an apocalyptic number.

11709122 is a deficient number, since it is larger than the sum of its proper divisors (5854564).

11709122 is an equidigital number, since it uses as much as digits as its factorization.

11709122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5854563.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 11709122 is about 3421.8594360377. The cubic root of 11709122 is about 227.0778517732.

Adding to 11709122 its reverse (22190711), we get a palindrome (33899833).

The spelling of 11709122 in words is "eleven million, seven hundred nine thousand, one hundred twenty-two".