133405016539 has 2 divisors, whose sum is σ = 133405016540. Its totient is φ = 133405016538.

The previous prime is 133405016509. The next prime is 133405016543. The reversal of 133405016539 is 935610504331.

It is a strong prime.

It is an emirp because it is prime and its reverse (935610504331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133405016539 - 2¹⁵ = 133404983771 is a prime.

It is not a weakly prime, because it can be changed into another prime (133405016509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66702508269 + 66702508270.

It is an arithmetic number, because the mean of its divisors is an integer number (66702508270).

Almost surely, 2^133405016539 is an apocalyptic number.

133405016539 is a deficient number, since it is larger than the sum of its proper divisors (1).

133405016539 is an equidigital number, since it uses as much as digits as its factorization.

133405016539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 40.

The spelling of 133405016539 in words is "one hundred thirty-three billion, four hundred five million, sixteen thousand, five hundred thirty-nine".