16161036 has 12 divisors (see below), whose sum is σ = 37709112. Its totient is φ = 5387008.

The previous prime is 16161031. The next prime is 16161037. The reversal of 16161036 is 63016161.

16161036 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×16161036² = 522358169186592, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 16160997 and 16161015.

It is not an unprimeable number, because it can be changed into a prime (16161031) 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, 673365 + ... + 673388.

It is an arithmetic number, because the mean of its divisors is an integer number (3142426).

Almost surely, 2^16161036 is an apocalyptic number.

It is an amenable number.

16161036 is an abundant number, since it is smaller than the sum of its proper divisors (21548076).

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

16161036 is a wasteful number, since it uses less digits than its factorization.

16161036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346760 (or 1346758 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 16161036 is about 4020.0791036993. The cubic root of 16161036 is about 252.8267755582.

Adding to 16161036 its reverse (63016161), we get a palindrome (79177197).

The spelling of 16161036 in words is "sixteen million, one hundred sixty-one thousand, thirty-six".