13549154347 has 2 divisors, whose sum is σ = 13549154348. Its totient is φ = 13549154346.

The previous prime is 13549154327. The next prime is 13549154363. The reversal of 13549154347 is 74345194531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13549154347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13549154297 and 13549154306.

It is not a weakly prime, because it can be changed into another prime (13549154327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6774577173 + 6774577174.

It is an arithmetic number, because the mean of its divisors is an integer number (6774577174).

Almost surely, 2^13549154347 is an apocalyptic number.

13549154347 is a deficient number, since it is larger than the sum of its proper divisors (1).

13549154347 is an equidigital number, since it uses as much as digits as its factorization.

13549154347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 46.

The spelling of 13549154347 in words is "thirteen billion, five hundred forty-nine million, one hundred fifty-four thousand, three hundred forty-seven".