10161001 has 4 divisors (see below), whose sum is σ = 10352772. Its totient is φ = 9969232.

The previous prime is 10160999. The next prime is 10161007. The reversal of 10161001 is 10016101.

10161001 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.

It can be written as a sum of positive squares in 2 ways, for example, as 5645376 + 4515625 = 2376^2 + 2125^2 .

It is a cyclic number.

It is not a de Polignac number, because 10161001 - 2¹ = 10160999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10161007) 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, 95806 + ... + 95911.

It is an arithmetic number, because the mean of its divisors is an integer number (2588193).

Almost surely, 2^10161001 is an apocalyptic number.

It is an amenable number.

10161001 is a deficient number, since it is larger than the sum of its proper divisors (191771).

10161001 is an equidigital number, since it uses as much as digits as its factorization.

10161001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191770.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 10161001 is about 3187.6325070497. The cubic root of 10161001 is about 216.5935392926.

Adding to 10161001 its reverse (10016101), we get a palindrome (20177102).

It can be divided in two parts, 1016100 and 1, that added together give a palindrome (1016101).

The spelling of 10161001 in words is "ten million, one hundred sixty-one thousand, one".