16103516 has 48 divisors (see below), whose sum is σ = 33868800. Its totient is φ = 6601920.

The previous prime is 16103513. The next prime is 16103531. The reversal of 16103516 is 61530161.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 16103491 and 16103500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16103513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26585 + ... + 27183.

It is an arithmetic number, because the mean of its divisors is an integer number (705600).

Almost surely, 2^16103516 is an apocalyptic number.

It is an amenable number.

16103516 is an abundant number, since it is smaller than the sum of its proper divisors (17765284).

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

16103516 is a wasteful number, since it uses less digits than its factorization.

16103516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 672 counting only the distinct ones).

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

The square root of 16103516 is about 4012.9186385971. The cubic root of 16103516 is about 252.5264671795.

Adding to 16103516 its reverse (61530161), we get a palindrome (77633677).

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

The spelling of 16103516 in words is "sixteen million, one hundred three thousand, five hundred sixteen".