135739875 has 16 divisors (see below), whose sum is σ = 225871776. Its totient is φ = 72394400.

The previous prime is 135739873. The next prime is 135739897. The reversal of 135739875 is 578937531.

135739875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135739875 - 2¹ = 135739873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135739873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180612 + ... + 181361.

It is an arithmetic number, because the mean of its divisors is an integer number (14116986).

Almost surely, 2^135739875 is an apocalyptic number.

135739875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135739875 is a deficient number, since it is larger than the sum of its proper divisors (90131901).

135739875 is an equidigital number, since it uses as much as digits as its factorization.

135739875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361991 (or 361981 counting only the distinct ones).

The product of its digits is 793800, while the sum is 48.

The square root of 135739875 is about 11650.7456842899. The cubic root of 135739875 is about 513.9282389585.

The spelling of 135739875 in words is "one hundred thirty-five million, seven hundred thirty-nine thousand, eight hundred seventy-five".