135449337 has 4 divisors (see below), whose sum is σ = 180599120. Its totient is φ = 90299556.

The previous prime is 135449333. The next prime is 135449339. The reversal of 135449337 is 733944531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 733944531 = 3 ⋅244648177.

It is not a de Polignac number, because 135449337 - 2² = 135449333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135449295 and 135449304.

It is not an unprimeable number, because it can be changed into a prime (135449333) 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, 22574887 + ... + 22574892.

It is an arithmetic number, because the mean of its divisors is an integer number (45149780).

Almost surely, 2^135449337 is an apocalyptic number.

It is an amenable number.

135449337 is a deficient number, since it is larger than the sum of its proper divisors (45149783).

135449337 is an equidigital number, since it uses as much as digits as its factorization.

135449337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45149782.

The product of its digits is 136080, while the sum is 39.

The square root of 135449337 is about 11638.2703611834. The cubic root of 135449337 is about 513.5613059025.

The spelling of 135449337 in words is "one hundred thirty-five million, four hundred forty-nine thousand, three hundred thirty-seven".