10138166 has 4 divisors (see below), whose sum is σ = 15207252. Its totient is φ = 5069082.

The previous prime is 10138159. The next prime is 10138169. The reversal of 10138166 is 66183101.

10138166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66183101 = 1619 ⋅40879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10138169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2534540 + ... + 2534543.

It is an arithmetic number, because the mean of its divisors is an integer number (3801813).

Almost surely, 2^10138166 is an apocalyptic number.

10138166 is a deficient number, since it is larger than the sum of its proper divisors (5069086).

10138166 is an equidigital number, since it uses as much as digits as its factorization.

10138166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5069085.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 10138166 is about 3184.0486805324. The cubic root of 10138166 is about 216.4311660803.

The spelling of 10138166 in words is "ten million, one hundred thirty-eight thousand, one hundred sixty-six".