135900113 has 4 divisors (see below), whose sum is σ = 135949620. Its totient is φ = 135850608.

The previous prime is 135900101. The next prime is 135900137. The reversal of 135900113 is 311009531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81848209 + 54051904 = 9047^2 + 7352^2 .

It is a cyclic number.

It is not a de Polignac number, because 135900113 - 2⁴ = 135900097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135900143) 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, 20378 + ... + 26211.

It is an arithmetic number, because the mean of its divisors is an integer number (33987405).

Almost surely, 2^135900113 is an apocalyptic number.

It is an amenable number.

135900113 is a deficient number, since it is larger than the sum of its proper divisors (49507).

135900113 is an equidigital number, since it uses as much as digits as its factorization.

135900113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49506.

The product of its (nonzero) digits is 405, while the sum is 23.

The square root of 135900113 is about 11657.6203832515. The cubic root of 135900113 is about 514.1303865095.

Adding to 135900113 its reverse (311009531), we get a palindrome (446909644).

The spelling of 135900113 in words is "one hundred thirty-five million, nine hundred thousand, one hundred thirteen".