135884738 has 16 divisors (see below), whose sum is σ = 223515936. Its totient is φ = 61443840.

The previous prime is 135884719. The next prime is 135884747. The reversal of 135884738 is 837488531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 135884692 and 135884701.

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 7 ways as a sum of consecutive naturals, for example, 11756 + ... + 20247.

It is an arithmetic number, because the mean of its divisors is an integer number (13969746).

Almost surely, 2^135884738 is an apocalyptic number.

135884738 is a deficient number, since it is larger than the sum of its proper divisors (87631198).

135884738 is a wasteful number, since it uses less digits than its factorization.

135884738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32209.

The product of its digits is 645120, while the sum is 47.

The square root of 135884738 is about 11656.9609247007. The cubic root of 135884738 is about 514.1109971393.

The spelling of 135884738 in words is "one hundred thirty-five million, eight hundred eighty-four thousand, seven hundred thirty-eight".