135633413 has 4 divisors (see below), whose sum is σ = 138192588. Its totient is φ = 133074240.

The previous prime is 135633409. The next prime is 135633427. The reversal of 135633413 is 314336531.

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 74684164 + 60949249 = 8642^2 + 7807^2 .

It is a cyclic number.

It is not a de Polignac number, because 135633413 - 2² = 135633409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135633473) 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, 1279508 + ... + 1279613.

It is an arithmetic number, because the mean of its divisors is an integer number (34548147).

Almost surely, 2^135633413 is an apocalyptic number.

It is an amenable number.

135633413 is a deficient number, since it is larger than the sum of its proper divisors (2559175).

135633413 is an equidigital number, since it uses as much as digits as its factorization.

135633413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559174.

The product of its digits is 9720, while the sum is 29.

The square root of 135633413 is about 11646.1758959755. The cubic root of 135633413 is about 513.7938443094.

Adding to 135633413 its reverse (314336531), we get a palindrome (449969944).

The spelling of 135633413 in words is "one hundred thirty-five million, six hundred thirty-three thousand, four hundred thirteen".