135933456973 has 2 divisors, whose sum is σ = 135933456974. Its totient is φ = 135933456972.

The previous prime is 135933456889. The next prime is 135933456979. The reversal of 135933456973 is 379654339531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119880060169 + 16053396804 = 346237^2 + 126702^2 .

It is a cyclic number.

It is not a de Polignac number, because 135933456973 - 2²¹ = 135931359821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135933456979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67966728486 + 67966728487.

It is an arithmetic number, because the mean of its divisors is an integer number (67966728487).

Almost surely, 2^135933456973 is an apocalyptic number.

It is an amenable number.

135933456973 is a deficient number, since it is larger than the sum of its proper divisors (1).

135933456973 is an equidigital number, since it uses as much as digits as its factorization.

135933456973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27556200, while the sum is 58.

The spelling of 135933456973 in words is "one hundred thirty-five billion, nine hundred thirty-three million, four hundred fifty-six thousand, nine hundred seventy-three".