253613441 has 8 divisors (see below), whose sum is σ = 261411744. Its totient is φ = 245901600.

The previous prime is 253613419. The next prime is 253613467. The reversal of 253613441 is 144316352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253613441 - 2⁶ = 253613377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253613401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15635 + ... + 27416.

It is an arithmetic number, because the mean of its divisors is an integer number (32676468).

Almost surely, 2^253613441 is an apocalyptic number.

It is an amenable number.

253613441 is a deficient number, since it is larger than the sum of its proper divisors (7798303).

253613441 is a wasteful number, since it uses less digits than its factorization.

253613441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43231.

The product of its digits is 8640, while the sum is 29.

The square root of 253613441 is about 15925.2453984232. The cubic root of 253613441 is about 632.9811186257.

Adding to 253613441 its reverse (144316352), we get a palindrome (397929793).

The spelling of 253613441 in words is "two hundred fifty-three million, six hundred thirteen thousand, four hundred forty-one".