135898064 has 20 divisors (see below), whose sum is σ = 263657604. Its totient is φ = 67857408.

The previous prime is 135898033. The next prime is 135898069. The reversal of 135898064 is 460898531.

It can be written as a sum of positive squares in 2 ways, for example, as 31449664 + 104448400 = 5608^2 + 10220^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135898069) 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 in 3 ways as a sum of consecutive naturals, for example, 7424 + ... + 18080.

Almost surely, 2^135898064 is an apocalyptic number.

It is an amenable number.

135898064 is a deficient number, since it is larger than the sum of its proper divisors (127759540).

135898064 is a wasteful number, since it uses less digits than its factorization.

135898064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11462 (or 11456 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 135898064 is about 11657.5325004908. The cubic root of 135898064 is about 514.1278026057.

The spelling of 135898064 in words is "one hundred thirty-five million, eight hundred ninety-eight thousand, sixty-four".