11697225 has 24 divisors (see below), whose sum is σ = 20183232. Its totient is φ = 5966400.

The previous prime is 11697221. The next prime is 11697227. The reversal of 11697225 is 52279611.

11697225 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11697225 - 2² = 11697221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11697221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1666 + ... + 5115.

It is an arithmetic number, because the mean of its divisors is an integer number (840968).

Almost surely, 2^11697225 is an apocalyptic number.

11697225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11697225 is a deficient number, since it is larger than the sum of its proper divisors (8486007).

11697225 is a wasteful number, since it uses less digits than its factorization.

11697225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6817 (or 6812 counting only the distinct ones).

The product of its digits is 7560, while the sum is 33.

The square root of 11697225 is about 3420.1206119083. The cubic root of 11697225 is about 227.0009185729. Note that the first 3 decimals are identical.

The spelling of 11697225 in words is "eleven million, six hundred ninety-seven thousand, two hundred twenty-five".