135494905 has 24 divisors (see below), whose sum is σ = 201223872. Its totient is φ = 85760064.

The previous prime is 135494881. The next prime is 135494917. The reversal of 135494905 is 509494531.

It is a de Polignac number, because none of the positive numbers 2^k-135494905 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5539 + ... + 17368.

It is an arithmetic number, because the mean of its divisors is an integer number (8384328).

Almost surely, 2^135494905 is an apocalyptic number.

It is an amenable number.

135494905 is a deficient number, since it is larger than the sum of its proper divisors (65728967).

135494905 is a wasteful number, since it uses less digits than its factorization.

135494905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22945 (or 22932 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 135494905 is about 11640.2278757763. The cubic root of 135494905 is about 513.6188903797.

The spelling of 135494905 in words is "one hundred thirty-five million, four hundred ninety-four thousand, nine hundred five".