11151172 has 12 divisors (see below), whose sum is σ = 19556460. Its totient is φ = 5563616.

The previous prime is 11151169. The next prime is 11151181. The reversal of 11151172 is 27115111.

It can be written as a sum of positive squares in 2 ways, for example, as 10536516 + 614656 = 3246^2 + 784^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703 + ... + 4774.

It is an arithmetic number, because the mean of its divisors is an integer number (1629705).

Almost surely, 2^11151172 is an apocalyptic number.

It is an amenable number.

11151172 is a deficient number, since it is larger than the sum of its proper divisors (8405288).

11151172 is a wasteful number, since it uses less digits than its factorization.

11151172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5990 (or 5988 counting only the distinct ones).

The product of its digits is 70, while the sum is 19.

The square root of 11151172 is about 3339.3370599567. The cubic root of 11151172 is about 223.4121758216.

Adding to 11151172 its reverse (27115111), we get a palindrome (38266283).

The spelling of 11151172 in words is "eleven million, one hundred fifty-one thousand, one hundred seventy-two".