135229449 has 8 divisors (see below), whose sum is σ = 180447712. Its totient is φ = 90082080.

The previous prime is 135229417. The next prime is 135229463. The reversal of 135229449 is 944922531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135229449 - 2⁵ = 135229417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135229469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13099 + ... + 21024.

It is an arithmetic number, because the mean of its divisors is an integer number (22555964).

Almost surely, 2^135229449 is an apocalyptic number.

It is an amenable number.

135229449 is a deficient number, since it is larger than the sum of its proper divisors (45218263).

135229449 is a wasteful number, since it uses less digits than its factorization.

135229449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35447.

The product of its digits is 77760, while the sum is 39.

The square root of 135229449 is about 11628.8197595457. The cubic root of 135229449 is about 513.2832508157.

The spelling of 135229449 in words is "one hundred thirty-five million, two hundred twenty-nine thousand, four hundred forty-nine".