135433449 has 6 divisors (see below), whose sum is σ = 195626106. Its totient is φ = 90288960.

The previous prime is 135433447. The next prime is 135433471. The reversal of 135433449 is 944334531.

It can be written as a sum of positive squares in only one way, i.e., 114639849 + 20793600 = 10707^2 + 4560^2 .

It is not a de Polignac number, because 135433449 - 2¹ = 135433447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135433447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7524072 + ... + 7524089.

It is an arithmetic number, because the mean of its divisors is an integer number (32604351).

Almost surely, 2^135433449 is an apocalyptic number.

It is an amenable number.

135433449 is a deficient number, since it is larger than the sum of its proper divisors (60192657).

135433449 is a wasteful number, since it uses less digits than its factorization.

135433449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15048167 (or 15048164 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 135433449 is about 11637.5877655122. The cubic root of 135433449 is about 513.5412251322.

The spelling of 135433449 in words is "one hundred thirty-five million, four hundred thirty-three thousand, four hundred forty-nine".