13533054497 has 2 divisors, whose sum is σ = 13533054498. Its totient is φ = 13533054496.

The previous prime is 13533054487. The next prime is 13533054523. The reversal of 13533054497 is 79445033531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12179108881 + 1353945616 = 110359^2 + 36796^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13533054497 is a prime.

It is not a weakly prime, because it can be changed into another prime (13533054487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6766527248 + 6766527249.

It is an arithmetic number, because the mean of its divisors is an integer number (6766527249).

Almost surely, 2^13533054497 is an apocalyptic number.

It is an amenable number.

13533054497 is a deficient number, since it is larger than the sum of its proper divisors (1).

13533054497 is an equidigital number, since it uses as much as digits as its factorization.

13533054497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 13533054497 in words is "thirteen billion, five hundred thirty-three million, fifty-four thousand, four hundred ninety-seven".