134531726587 has 2 divisors, whose sum is σ = 134531726588. Its totient is φ = 134531726586.

The previous prime is 134531726579. The next prime is 134531726597. The reversal of 134531726587 is 785627135431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134531726587 - 2³ = 134531726579 is a prime.

It is not a weakly prime, because it can be changed into another prime (134531726597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67265863293 + 67265863294.

It is an arithmetic number, because the mean of its divisors is an integer number (67265863294).

Almost surely, 2^134531726587 is an apocalyptic number.

134531726587 is a deficient number, since it is larger than the sum of its proper divisors (1).

134531726587 is an equidigital number, since it uses as much as digits as its factorization.

134531726587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4233600, while the sum is 52.

The spelling of 134531726587 in words is "one hundred thirty-four billion, five hundred thirty-one million, seven hundred twenty-six thousand, five hundred eighty-seven".