13166463 has 4 divisors (see below), whose sum is σ = 17555288. Its totient is φ = 8777640.

The previous prime is 13166443. The next prime is 13166467. The reversal of 13166463 is 36466131.

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

It is not a de Polignac number, because 13166463 - 2⁵ = 13166431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13166463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13166467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2194408 + ... + 2194413.

It is an arithmetic number, because the mean of its divisors is an integer number (4388822).

Almost surely, 2^13166463 is an apocalyptic number.

13166463 is a deficient number, since it is larger than the sum of its proper divisors (4388825).

13166463 is an equidigital number, since it uses as much as digits as its factorization.

13166463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4388824.

The product of its digits is 7776, while the sum is 30.

The square root of 13166463 is about 3628.5621119115. The cubic root of 13166463 is about 236.1328312363.

The spelling of 13166463 in words is "thirteen million, one hundred sixty-six thousand, four hundred sixty-three".