4161138 has 8 divisors (see below), whose sum is σ = 8322288. Its totient is φ = 1387044.

The previous prime is 4161119. The next prime is 4161149. The reversal of 4161138 is 8311614.

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

4161138 is an admirable number.

It is a Curzon number.

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, 346756 + ... + 346767.

It is an arithmetic number, because the mean of its divisors is an integer number (1040286).

Almost surely, 2^4161138 is an apocalyptic number.

4161138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4161138 is a wasteful number, since it uses less digits than its factorization.

4161138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693528.

The product of its digits is 576, while the sum is 24.

The square root of 4161138 is about 2039.8867615630. The cubic root of 4161138 is about 160.8436943460.

The spelling of 4161138 in words is "four million, one hundred sixty-one thousand, one hundred thirty-eight".