1253336225653 has 2 divisors, whose sum is σ = 1253336225654. Its totient is φ = 1253336225652.

The previous prime is 1253336225623. The next prime is 1253336225719. The reversal of 1253336225653 is 3565226333521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 955375269489 + 297960956164 = 977433^2 + 545858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1253336225653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253336225623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626668112826 + 626668112827.

It is an arithmetic number, because the mean of its divisors is an integer number (626668112827).

Almost surely, 2^{1253336225653} is an apocalyptic number.

It is an amenable number.

1253336225653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253336225653 is an equidigital number, since it uses as much as digits as its factorization.

1253336225653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916000, while the sum is 46.

The spelling of 1253336225653 in words is "one trillion, two hundred fifty-three billion, three hundred thirty-six million, two hundred twenty-five thousand, six hundred fifty-three".