13416553 has 8 divisors (see below), whose sum is σ = 14553000. Its totient is φ = 12318720.

The previous prime is 13416551. The next prime is 13416563. The reversal of 13416553 is 35561431.

13416553 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2214144 + 11202409 = 1488^2 + 3347^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13416553 - 2¹ = 13416551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13416551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8928 + ... + 10321.

It is an arithmetic number, because the mean of its divisors is an integer number (1819125).

Almost surely, 2^13416553 is an apocalyptic number.

It is an amenable number.

13416553 is a deficient number, since it is larger than the sum of its proper divisors (1136447).

13416553 is a wasteful number, since it uses less digits than its factorization.

13416553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19307.

The product of its digits is 5400, while the sum is 28.

The square root of 13416553 is about 3662.8613132359. The cubic root of 13416553 is about 237.6185365809.

Adding to 13416553 its reverse (35561431), we get a palindrome (48977984).

The spelling of 13416553 in words is "thirteen million, four hundred sixteen thousand, five hundred fifty-three".