134366587 has 2 divisors, whose sum is σ = 134366588. Its totient is φ = 134366586.

The previous prime is 134366581. The next prime is 134366611. The reversal of 134366587 is 785663431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134366587 - 2³ = 134366579 is a prime.

It is not a weakly prime, because it can be changed into another prime (134366581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67183293 + 67183294.

It is an arithmetic number, because the mean of its divisors is an integer number (67183294).

Almost surely, 2^134366587 is an apocalyptic number.

134366587 is a deficient number, since it is larger than the sum of its proper divisors (1).

134366587 is an equidigital number, since it uses as much as digits as its factorization.

134366587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 43.

The square root of 134366587 is about 11591.6602348413. The cubic root of 134366587 is about 512.1892140724.

The spelling of 134366587 in words is "one hundred thirty-four million, three hundred sixty-six thousand, five hundred eighty-seven".