135703905 has 16 divisors (see below), whose sum is σ = 224614080. Its totient is φ = 69879488.

The previous prime is 135703889. The next prime is 135703913. The reversal of 135703905 is 509307531.

It is a cyclic number.

It is not a de Polignac number, because 135703905 - 2⁴ = 135703889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155547 + ... + 156416.

It is an arithmetic number, because the mean of its divisors is an integer number (14038380).

Almost surely, 2^135703905 is an apocalyptic number.

135703905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135703905 is a deficient number, since it is larger than the sum of its proper divisors (88910175).

135703905 is a wasteful number, since it uses less digits than its factorization.

135703905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312000.

The product of its (nonzero) digits is 14175, while the sum is 33.

The square root of 135703905 is about 11649.2019039933. The cubic root of 135703905 is about 513.8828393000.

The spelling of 135703905 in words is "one hundred thirty-five million, seven hundred three thousand, nine hundred five".