136758871 has 2 divisors, whose sum is σ = 136758872. Its totient is φ = 136758870.

The previous prime is 136758841. The next prime is 136758883. The reversal of 136758871 is 178857631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136758871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136758841) 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, 68379435 + 68379436.

It is an arithmetic number, because the mean of its divisors is an integer number (68379436).

Almost surely, 2^136758871 is an apocalyptic number.

136758871 is a deficient number, since it is larger than the sum of its proper divisors (1).

136758871 is an equidigital number, since it uses as much as digits as its factorization.

136758871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 46.

The square root of 136758871 is about 11694.3948539461. The cubic root of 136758871 is about 515.2110499552.

The spelling of 136758871 in words is "one hundred thirty-six million, seven hundred fifty-eight thousand, eight hundred seventy-one".