1253645067293 has 2 divisors, whose sum is σ = 1253645067294. Its totient is φ = 1253645067292.

The previous prime is 1253645067287. The next prime is 1253645067361. The reversal of 1253645067293 is 3927605463521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1226915106244 + 26729961049 = 1107662^2 + 163493^2 .

It is a cyclic number.

It is not a de Polignac number, because 1253645067293 - 2¹² = 1253645063197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253645061293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626822533646 + 626822533647.

It is an arithmetic number, because the mean of its divisors is an integer number (626822533647).

Almost surely, 2^{1253645067293} is an apocalyptic number.

It is an amenable number.

1253645067293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253645067293 is an equidigital number, since it uses as much as digits as its factorization.

1253645067293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 53.

The spelling of 1253645067293 in words is "one trillion, two hundred fifty-three billion, six hundred forty-five million, sixty-seven thousand, two hundred ninety-three".