16161035 has 16 divisors (see below), whose sum is σ = 21507552. Its totient is φ = 11558400.

The previous prime is 16161031. The next prime is 16161037. The reversal of 16161035 is 53016161.

It is a happy number.

It is not a de Polignac number, because 16161035 - 2² = 16161031 is a prime.

It is a super-2 number, since 2×16161035² = 522358104542450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16161035.

It is not an unprimeable number, because it can be changed into a prime (16161031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947 + ... + 5763.

It is an arithmetic number, because the mean of its divisors is an integer number (1344222).

Almost surely, 2^16161035 is an apocalyptic number.

16161035 is a deficient number, since it is larger than the sum of its proper divisors (5346517).

16161035 is a wasteful number, since it uses less digits than its factorization.

16161035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4894.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 16161035 is about 4020.0789793237. The cubic root of 16161035 is about 252.8267703434.

Adding to 16161035 its reverse (53016161), we get a palindrome (69177196).

It can be divided in two parts, 16 and 161035, that added together give a 5-th power (161051 = 11⁵).

The spelling of 16161035 in words is "sixteen million, one hundred sixty-one thousand, thirty-five".