10165138 has 8 divisors (see below), whose sum is σ = 15773580. Its totient is φ = 4907280.

The previous prime is 10165087. The next prime is 10165147. The reversal of 10165138 is 83156101.

10165138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9941409 + 223729 = 3153^2 + 473^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87573 + ... + 87688.

Almost surely, 2^10165138 is an apocalyptic number.

10165138 is a deficient number, since it is larger than the sum of its proper divisors (5608442).

10165138 is a wasteful number, since it uses less digits than its factorization.

10165138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175292.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 10165138 is about 3188.2813552132. The cubic root of 10165138 is about 216.6229302910.

The spelling of 10165138 in words is "ten million, one hundred sixty-five thousand, one hundred thirty-eight".