13545333481 has 2 divisors, whose sum is σ = 13545333482. Its totient is φ = 13545333480.

The previous prime is 13545333469. The next prime is 13545333493. The reversal of 13545333481 is 18433354531.

It is a balanced prime because it is at equal distance from previous prime (13545333469) and next prime (13545333493).

It can be written as a sum of positive squares in only one way, i.e., 12352321881 + 1193011600 = 111141^2 + 34540^2 .

It is a cyclic number.

It is not a de Polignac number, because 13545333481 - 2¹¹ = 13545331433 is a prime.

It is a super-2 number, since 2×13545333481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13545333181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6772666740 + 6772666741.

It is an arithmetic number, because the mean of its divisors is an integer number (6772666741).

Almost surely, 2^13545333481 is an apocalyptic number.

It is an amenable number.

13545333481 is a deficient number, since it is larger than the sum of its proper divisors (1).

13545333481 is an equidigital number, since it uses as much as digits as its factorization.

13545333481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The spelling of 13545333481 in words is "thirteen billion, five hundred forty-five million, three hundred thirty-three thousand, four hundred eighty-one".