135932138 has 16 divisors (see below), whose sum is σ = 209260800. Its totient is φ = 66184800.

The previous prime is 135932113. The next prime is 135932141. The reversal of 135932138 is 831239531.

It is a happy number.

It is a super-2 number, since 2×135932138² = 36955092282502088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135932098 and 135932107.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 55463 + ... + 57861.

It is an arithmetic number, because the mean of its divisors is an integer number (13078800).

Almost surely, 2^135932138 is an apocalyptic number.

135932138 is a deficient number, since it is larger than the sum of its proper divisors (73328662).

135932138 is a wasteful number, since it uses less digits than its factorization.

135932138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133.

The product of its digits is 19440, while the sum is 35.

The square root of 135932138 is about 11658.9938673970. The cubic root of 135932138 is about 514.1707684540.

The spelling of 135932138 in words is "one hundred thirty-five million, nine hundred thirty-two thousand, one hundred thirty-eight".