135109994 has 8 divisors (see below), whose sum is σ = 204212448. Its totient is φ = 67039180.

The previous prime is 135109993. The next prime is 135110011. The reversal of 135109994 is 499901531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (135109993) by changing a digit.

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, 257582 + ... + 258105.

It is an arithmetic number, because the mean of its divisors is an integer number (25526556).

Almost surely, 2^135109994 is an apocalyptic number.

135109994 is a deficient number, since it is larger than the sum of its proper divisors (69102454).

135109994 is a wasteful number, since it uses less digits than its factorization.

135109994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515820.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 135109994 is about 11623.6824629719. The cubic root of 135109994 is about 513.1320699547.

The spelling of 135109994 in words is "one hundred thirty-five million, one hundred nine thousand, nine hundred ninety-four".