135029737 has 4 divisors (see below), whose sum is σ = 135058756. Its totient is φ = 135000720.

The previous prime is 135029693. The next prime is 135029747. The reversal of 135029737 is 737920531.

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 50922496 + 84107241 = 7136^2 + 9171^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135029737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135029696 and 135029705.

It is not an unprimeable number, because it can be changed into a prime (135029747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5778 + ... + 17419.

It is an arithmetic number, because the mean of its divisors is an integer number (33764689).

Almost surely, 2^135029737 is an apocalyptic number.

It is an amenable number.

135029737 is a deficient number, since it is larger than the sum of its proper divisors (29019).

135029737 is an equidigital number, since it uses as much as digits as its factorization.

135029737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29018.

The product of its (nonzero) digits is 39690, while the sum is 37.

The square root of 135029737 is about 11620.2296448908. The cubic root of 135029737 is about 513.0304475745.

The spelling of 135029737 in words is "one hundred thirty-five million, twenty-nine thousand, seven hundred thirty-seven".