10997447 has 16 divisors (see below), whose sum is σ = 12044160. Its totient is φ = 10007712.

The previous prime is 10997411. The next prime is 10997449. The reversal of 10997447 is 74479901.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10997447 - 2¹² = 10993351 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10997449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67388 + ... + 67550.

It is an arithmetic number, because the mean of its divisors is an integer number (752760).

Almost surely, 2^10997447 is an apocalyptic number.

10997447 is a deficient number, since it is larger than the sum of its proper divisors (1046713).

10997447 is a wasteful number, since it uses less digits than its factorization.

10997447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 10997447 is about 3316.2398887897. The cubic root of 10997447 is about 222.3808022070.

The spelling of 10997447 in words is "ten million, nine hundred ninety-seven thousand, four hundred forty-seven".