135939632 has 10 divisors (see below), whose sum is σ = 263383068. Its totient is φ = 67969808.

The previous prime is 135939613. The next prime is 135939673. The reversal of 135939632 is 236939531.

It is a self number, because there is not a number n which added to its sum of digits gives 135939632.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4248098 + ... + 4248129.

Almost surely, 2^135939632 is an apocalyptic number.

It is an amenable number.

135939632 is a deficient number, since it is larger than the sum of its proper divisors (127443436).

135939632 is an equidigital number, since it uses as much as digits as its factorization.

135939632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8496235 (or 8496229 counting only the distinct ones).

The product of its digits is 131220, while the sum is 41.

The square root of 135939632 is about 11659.3152457595. The cubic root of 135939632 is about 514.1802171024.

The spelling of 135939632 in words is "one hundred thirty-five million, nine hundred thirty-nine thousand, six hundred thirty-two".