253333321133 has 2 divisors, whose sum is σ = 253333321134. Its totient is φ = 253333321132.

The previous prime is 253333321117. The next prime is 253333321147. The reversal of 253333321133 is 331123333352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 241236180964 + 12097140169 = 491158^2 + 109987^2 .

It is a cyclic number.

It is not a de Polignac number, because 253333321133 - 2⁴ = 253333321117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253333321133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253333321103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126666660566 + 126666660567.

It is an arithmetic number, because the mean of its divisors is an integer number (126666660567).

Almost surely, 2^253333321133 is an apocalyptic number.

It is an amenable number.

253333321133 is a deficient number, since it is larger than the sum of its proper divisors (1).

253333321133 is an equidigital number, since it uses as much as digits as its factorization.

253333321133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 32.

Adding to 253333321133 its reverse (331123333352), we get a palindrome (584456654485).

The spelling of 253333321133 in words is "two hundred fifty-three billion, three hundred thirty-three million, three hundred twenty-one thousand, one hundred thirty-three".