13553101 has 2 divisors, whose sum is σ = 13553102. Its totient is φ = 13553100.

The previous prime is 13553093. The next prime is 13553123. The reversal of 13553101 is 10135531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12744900 + 808201 = 3570^2 + 899^2 .

It is a cyclic number.

It is not a de Polignac number, because 13553101 - 2³ = 13553093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13553201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6776550 + 6776551.

It is an arithmetic number, because the mean of its divisors is an integer number (6776551).

Almost surely, 2^13553101 is an apocalyptic number.

It is an amenable number.

13553101 is a deficient number, since it is larger than the sum of its proper divisors (1).

13553101 is an equidigital number, since it uses as much as digits as its factorization.

13553101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 13553101 is about 3681.4536531104. The cubic root of 13553101 is about 238.4219441105.

Adding to 13553101 its reverse (10135531), we get a palindrome (23688632).

The spelling of 13553101 in words is "thirteen million, five hundred fifty-three thousand, one hundred one".