13531155289 has 2 divisors, whose sum is σ = 13531155290. Its totient is φ = 13531155288.

The previous prime is 13531155271. The next prime is 13531155331. The reversal of 13531155289 is 98255113531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7360267264 + 6170888025 = 85792^2 + 78555^2 .

It is a cyclic number.

It is not a de Polignac number, because 13531155289 - 2²³ = 13522766681 is a prime.

It is not a weakly prime, because it can be changed into another prime (13531155689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6765577644 + 6765577645.

It is an arithmetic number, because the mean of its divisors is an integer number (6765577645).

Almost surely, 2^13531155289 is an apocalyptic number.

It is an amenable number.

13531155289 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531155289 is an equidigital number, since it uses as much as digits as its factorization.

13531155289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 43.

The spelling of 13531155289 in words is "thirteen billion, five hundred thirty-one million, one hundred fifty-five thousand, two hundred eighty-nine".