135361600477 has 2 divisors, whose sum is σ = 135361600478. Its totient is φ = 135361600476.

The previous prime is 135361600457. The next prime is 135361600559. The reversal of 135361600477 is 774006163531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71769874201 + 63591726276 = 267899^2 + 252174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135361600477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135361600447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67680800238 + 67680800239.

It is an arithmetic number, because the mean of its divisors is an integer number (67680800239).

Almost surely, 2^135361600477 is an apocalyptic number.

It is an amenable number.

135361600477 is a deficient number, since it is larger than the sum of its proper divisors (1).

135361600477 is an equidigital number, since it uses as much as digits as its factorization.

135361600477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 135361600477 in words is "one hundred thirty-five billion, three hundred sixty-one million, six hundred thousand, four hundred seventy-seven".