653135441 has 4 divisors (see below), whose sum is σ = 746440512. Its totient is φ = 559830372.

The previous prime is 653135429. The next prime is 653135443. The reversal of 653135441 is 144531356.

653135441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 653135441 - 2¹⁴ = 653119057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 653135398 and 653135407.

It is not an unprimeable number, because it can be changed into a prime (653135443) 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, 46652525 + ... + 46652538.

It is an arithmetic number, because the mean of its divisors is an integer number (186610128).

Almost surely, 2^653135441 is an apocalyptic number.

It is an amenable number.

653135441 is a deficient number, since it is larger than the sum of its proper divisors (93305071).

653135441 is an equidigital number, since it uses as much as digits as its factorization.

653135441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93305070.

The product of its digits is 21600, while the sum is 32.

The square root of 653135441 is about 25556.5146489110. The cubic root of 653135441 is about 867.6297135969.

Adding to 653135441 its reverse (144531356), we get a palindrome (797666797).

The spelling of 653135441 in words is "six hundred fifty-three million, one hundred thirty-five thousand, four hundred forty-one".