13520351204 has 12 divisors (see below), whose sum is σ = 23676472764. Its totient is φ = 6755644704.

The previous prime is 13520351167. The next prime is 13520351267. The reversal of 13520351204 is 40215302531.

It is a happy number.

13520351204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5670391204 + 7849960000 = 75302^2 + 88600^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126007 + ... + 1137950.

It is an arithmetic number, because the mean of its divisors is an integer number (1973039397).

Almost surely, 2^13520351204 is an apocalyptic number.

It is an amenable number.

13520351204 is a deficient number, since it is larger than the sum of its proper divisors (10156121560).

13520351204 is a wasteful number, since it uses less digits than its factorization.

13520351204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265454 (or 2265452 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 13520351204 its reverse (40215302531), we get a palindrome (53735653735).

The spelling of 13520351204 in words is "thirteen billion, five hundred twenty million, three hundred fifty-one thousand, two hundred four".