11772115 has 16 divisors (see below), whose sum is σ = 15386400. Its totient is φ = 8612352.

The previous prime is 11772097. The next prime is 11772121. The reversal of 11772115 is 51127711.

11772115 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11772115 - 2⁹ = 11771603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11772115.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619 + ... + 4891.

It is an arithmetic number, because the mean of its divisors is an integer number (961650).

Almost surely, 2^11772115 is an apocalyptic number.

11772115 is a deficient number, since it is larger than the sum of its proper divisors (3614285).

11772115 is a wasteful number, since it uses less digits than its factorization.

11772115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4326.

The product of its digits is 490, while the sum is 25.

The square root of 11772115 is about 3431.0515880703. The cubic root of 11772115 is about 227.4843365620.

Adding to 11772115 its reverse (51127711), we get a palindrome (62899826).

The spelling of 11772115 in words is "eleven million, seven hundred seventy-two thousand, one hundred fifteen".