11151122 has 4 divisors (see below), whose sum is σ = 16726686. Its totient is φ = 5575560.

The previous prime is 11151073. The next prime is 11151131. The reversal of 11151122 is 22115111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6911641 + 4239481 = 2629^2 + 2059^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11151097 and 11151106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2787779 + ... + 2787782.

Almost surely, 2^11151122 is an apocalyptic number.

11151122 is a deficient number, since it is larger than the sum of its proper divisors (5575564).

11151122 is an equidigital number, since it uses as much as digits as its factorization.

11151122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5575563.

The product of its digits is 20, while the sum is 14.

The square root of 11151122 is about 3339.3295734324. The cubic root of 11151122 is about 223.4118419068.

Adding to 11151122 its reverse (22115111), we get a palindrome (33266233).

The spelling of 11151122 in words is "eleven million, one hundred fifty-one thousand, one hundred twenty-two".