136703870 has 16 divisors (see below), whose sum is σ = 247429728. Its totient is φ = 54378720.

The previous prime is 136703869. The next prime is 136703873. The reversal of 136703870 is 78307631.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 136703870.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136703873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35954 + ... + 39573.

It is an arithmetic number, because the mean of its divisors is an integer number (15464358).

Almost surely, 2^136703870 is an apocalyptic number.

136703870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136703870 is a deficient number, since it is larger than the sum of its proper divisors (110725858).

136703870 is a wasteful number, since it uses less digits than its factorization.

136703870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75715.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 136703870 is about 11692.0430207898. The cubic root of 136703870 is about 515.1419723579.

The spelling of 136703870 in words is "one hundred thirty-six million, seven hundred three thousand, eight hundred seventy".