13520048 has 10 divisors (see below), whose sum is σ = 26195124. Its totient is φ = 6760016.

The previous prime is 13520047. The next prime is 13520053. The reversal of 13520048 is 84002531.

13520048 = T₄₈₂ + T₄₈₃ + ... + T₅₇₇.

It is not an unprimeable number, because it can be changed into a prime (13520047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422486 + ... + 422517.

Almost surely, 2^13520048 is an apocalyptic number.

It is an amenable number.

13520048 is a deficient number, since it is larger than the sum of its proper divisors (12675076).

13520048 is an equidigital number, since it uses as much as digits as its factorization.

13520048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845011 (or 845005 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 13520048 is about 3676.9617893038. The cubic root of 13520048 is about 238.2279669652.

Adding to 13520048 its reverse (84002531), we get a palindrome (97522579).

The spelling of 13520048 in words is "thirteen million, five hundred twenty thousand, forty-eight".