13031016 has 32 divisors (see below), whose sum is σ = 32733600. Its totient is φ = 4322880.

The previous prime is 13031009. The next prime is 13031033. The reversal of 13031016 is 61013031.

13031016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13030986 and 13031004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4311 + ... + 6681.

It is an arithmetic number, because the mean of its divisors is an integer number (1022925).

Almost surely, 2^13031016 is an apocalyptic number.

It is an amenable number.

13031016 is an abundant number, since it is smaller than the sum of its proper divisors (19702584).

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

13031016 is a wasteful number, since it uses less digits than its factorization.

13031016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 13031016 is about 3609.8498583736. The cubic root of 13031016 is about 235.3203176806.

Adding to 13031016 its reverse (61013031), we get a palindrome (74044047).

The spelling of 13031016 in words is "thirteen million, thirty-one thousand, sixteen".