253420124341303 has 4 divisors (see below), whose sum is σ = 253421816541768. Its totient is φ = 253418432140840.

The previous prime is 253420124341289. The next prime is 253420124341309. The reversal of 253420124341303 is 303143421024352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253420124341303 - 2⁴¹ = 251221101085751 is a prime.

It is a super-2 number, since 2×253420124341303² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253420124341309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845875576 + ... + 846175117.

It is an arithmetic number, because the mean of its divisors is an integer number (63355454135442).

Almost surely, 2^{253420124341303} is an apocalyptic number.

253420124341303 is a deficient number, since it is larger than the sum of its proper divisors (1692200465).

253420124341303 is a wasteful number, since it uses less digits than its factorization.

253420124341303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692200464.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 253420124341303 its reverse (303143421024352), we get a palindrome (556563545365655).

The spelling of 253420124341303 in words is "two hundred fifty-three trillion, four hundred twenty billion, one hundred twenty-four million, three hundred forty-one thousand, three hundred three".