136028587 has 2 divisors, whose sum is σ = 136028588. Its totient is φ = 136028586.

The previous prime is 136028569. The next prime is 136028593. The reversal of 136028587 is 785820631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136028587 is a prime.

It is not a weakly prime, because it can be changed into another prime (136028567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68014293 + 68014294.

It is an arithmetic number, because the mean of its divisors is an integer number (68014294).

Almost surely, 2^136028587 is an apocalyptic number.

136028587 is a deficient number, since it is larger than the sum of its proper divisors (1).

136028587 is an equidigital number, since it uses as much as digits as its factorization.

136028587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 136028587 is about 11663.1293828029. The cubic root of 136028587 is about 514.2923475813.

The spelling of 136028587 in words is "one hundred thirty-six million, twenty-eight thousand, five hundred eighty-seven".