13520503144414 has 16 divisors (see below), whose sum is σ = 23180843593728. Its totient is φ = 5793791796792.

The previous prime is 13520503144399. The next prime is 13520503144433. The reversal of 13520503144414 is 41444130502531.

It is a happy number.

It is a super-2 number, since 2×13520503144414² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59010814 + ... + 59239489.

It is an arithmetic number, because the mean of its divisors is an integer number (1448802724608).

Almost surely, 2^{13520503144414} is an apocalyptic number.

13520503144414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13520503144414 is a deficient number, since it is larger than the sum of its proper divisors (9660340449314).

13520503144414 is a wasteful number, since it uses less digits than its factorization.

13520503144414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118258479.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 13520503144414 its reverse (41444130502531), we get a palindrome (54964633646945).

The spelling of 13520503144414 in words is "thirteen trillion, five hundred twenty billion, five hundred three million, one hundred forty-four thousand, four hundred fourteen".