13533125533 has 2 divisors, whose sum is σ = 13533125534. Its totient is φ = 13533125532.

The previous prime is 13533125521. The next prime is 13533125539. The reversal of 13533125533 is 33552133531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12606349284 + 926776249 = 112278^2 + 30443^2 .

It is a cyclic number.

It is not a de Polignac number, because 13533125533 - 2¹³ = 13533117341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13533125539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6766562766 + 6766562767.

It is an arithmetic number, because the mean of its divisors is an integer number (6766562767).

Almost surely, 2^13533125533 is an apocalyptic number.

It is an amenable number.

13533125533 is a deficient number, since it is larger than the sum of its proper divisors (1).

13533125533 is an equidigital number, since it uses as much as digits as its factorization.

13533125533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60750, while the sum is 34.

The spelling of 13533125533 in words is "thirteen billion, five hundred thirty-three million, one hundred twenty-five thousand, five hundred thirty-three".