135740656 has 20 divisors (see below), whose sum is σ = 263183800. Its totient is φ = 67822272.

The previous prime is 135740611. The next prime is 135740663. The reversal of 135740656 is 656047531.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 34435 + ... + 38173.

It is an arithmetic number, because the mean of its divisors is an integer number (13159190).

Almost surely, 2^135740656 is an apocalyptic number.

135740656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135740656 is a deficient number, since it is larger than the sum of its proper divisors (127443144).

135740656 is a wasteful number, since it uses less digits than its factorization.

135740656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6016 (or 6010 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 135740656 is about 11650.7792014097. The cubic root of 135740656 is about 513.9292246113.

The spelling of 135740656 in words is "one hundred thirty-five million, seven hundred forty thousand, six hundred fifty-six".