135704477 has 2 divisors, whose sum is σ = 135704478. Its totient is φ = 135704476.

The previous prime is 135704473. The next prime is 135704483. The reversal of 135704477 is 774407531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109704676 + 25999801 = 10474^2 + 5099^2 .

It is a cyclic number.

It is not a de Polignac number, because 135704477 - 2² = 135704473 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135704477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135704473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67852238 + 67852239.

It is an arithmetic number, because the mean of its divisors is an integer number (67852239).

Almost surely, 2^135704477 is an apocalyptic number.

It is an amenable number.

135704477 is a deficient number, since it is larger than the sum of its proper divisors (1).

135704477 is an equidigital number, since it uses as much as digits as its factorization.

135704477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 135704477 is about 11649.2264550055. The cubic root of 135704477 is about 513.8835613146.

The spelling of 135704477 in words is "one hundred thirty-five million, seven hundred four thousand, four hundred seventy-seven".