134801587 has 2 divisors, whose sum is σ = 134801588. Its totient is φ = 134801586.

The previous prime is 134801567. The next prime is 134801591. The reversal of 134801587 is 785108431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134801587 - 2¹⁵ = 134768819 is a prime.

It is not a weakly prime, because it can be changed into another prime (134801567) 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, 67400793 + 67400794.

It is an arithmetic number, because the mean of its divisors is an integer number (67400794).

Almost surely, 2^134801587 is an apocalyptic number.

134801587 is a deficient number, since it is larger than the sum of its proper divisors (1).

134801587 is an equidigital number, since it uses as much as digits as its factorization.

134801587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 134801587 is about 11610.4085630093. The cubic root of 134801587 is about 512.7413411806.

The spelling of 134801587 in words is "one hundred thirty-four million, eight hundred one thousand, five hundred eighty-seven".