16115136 has 28 divisors (see below), whose sum is σ = 42638472. Its totient is φ = 5371648.

The previous prime is 16115129. The next prime is 16115137. The reversal of 16115136 is 63151161.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16115137) 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 3 ways as a sum of consecutive naturals, for example, 41775 + ... + 42158.

Almost surely, 2^16115136 is an apocalyptic number.

16115136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16115136 is an abundant number, since it is smaller than the sum of its proper divisors (26523336).

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

16115136 is an equidigital number, since it uses as much as digits as its factorization.

16115136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83948 (or 83938 counting only the distinct ones).

The product of its digits is 540, while the sum is 24.

The square root of 16115136 is about 4014.3662015317. The cubic root of 16115136 is about 252.5871920556.

Adding to 16115136 its reverse (63151161), we get a palindrome (79266297).

The spelling of 16115136 in words is "sixteen million, one hundred fifteen thousand, one hundred thirty-six".