135467783518477 has 2 divisors, whose sum is σ = 135467783518478. Its totient is φ = 135467783518476.

The previous prime is 135467783518439. The next prime is 135467783518489. The reversal of 135467783518477 is 774815387764531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115011168154276 + 20456615364201 = 10724326^2 + 4522899^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135467783518477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135467783518427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67733891759238 + 67733891759239.

It is an arithmetic number, because the mean of its divisors is an integer number (67733891759239).

Almost surely, 2^{135467783518477} is an apocalyptic number.

It is an amenable number.

135467783518477 is a deficient number, since it is larger than the sum of its proper divisors (1).

135467783518477 is an equidigital number, since it uses as much as digits as its factorization.

135467783518477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3319142400, while the sum is 76.

The spelling of 135467783518477 in words is "one hundred thirty-five trillion, four hundred sixty-seven billion, seven hundred eighty-three million, five hundred eighteen thousand, four hundred seventy-seven".