135351441 has 6 divisors (see below), whose sum is σ = 195507650. Its totient is φ = 90234288.

The previous prime is 135351431. The next prime is 135351443. The reversal of 135351441 is 144153531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 132917841 + 2433600 = 11529^2 + 1560^2 .

It is not a de Polignac number, because 135351441 - 2⁵ = 135351409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135351443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7519516 + ... + 7519533.

Almost surely, 2^135351441 is an apocalyptic number.

It is an amenable number.

135351441 is a deficient number, since it is larger than the sum of its proper divisors (60156209).

135351441 is a wasteful number, since it uses less digits than its factorization.

135351441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15039055 (or 15039052 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 135351441 is about 11634.0638213824. The cubic root of 135351441 is about 513.4375506156.

The spelling of 135351441 in words is "one hundred thirty-five million, three hundred fifty-one thousand, four hundred forty-one".