13342028549 has 2 divisors, whose sum is σ = 13342028550. Its totient is φ = 13342028548.

The previous prime is 13342028507. The next prime is 13342028573. The reversal of 13342028549 is 94582024331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8212890625 + 5129137924 = 90625^2 + 71618^2 .

It is an emirp because it is prime and its reverse (94582024331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13342028549 - 2¹⁶ = 13341963013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13342028849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6671014274 + 6671014275.

It is an arithmetic number, because the mean of its divisors is an integer number (6671014275).

Almost surely, 2^13342028549 is an apocalyptic number.

It is an amenable number.

13342028549 is a deficient number, since it is larger than the sum of its proper divisors (1).

13342028549 is an equidigital number, since it uses as much as digits as its factorization.

13342028549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 13342028549 in words is "thirteen billion, three hundred forty-two million, twenty-eight thousand, five hundred forty-nine".