134635656487 has 2 divisors, whose sum is σ = 134635656488. Its totient is φ = 134635656486.

The previous prime is 134635656479. The next prime is 134635656511. The reversal of 134635656487 is 784656536431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134635656487 - 2³ = 134635656479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134635656437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67317828243 + 67317828244.

It is an arithmetic number, because the mean of its divisors is an integer number (67317828244).

Almost surely, 2^134635656487 is an apocalyptic number.

134635656487 is a deficient number, since it is larger than the sum of its proper divisors (1).

134635656487 is an equidigital number, since it uses as much as digits as its factorization.

134635656487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43545600, while the sum is 58.

The spelling of 134635656487 in words is "one hundred thirty-four billion, six hundred thirty-five million, six hundred fifty-six thousand, four hundred eighty-seven".