1253305235153 has 2 divisors, whose sum is σ = 1253305235154. Its totient is φ = 1253305235152.

The previous prime is 1253305235101. The next prime is 1253305235159. The reversal of 1253305235153 is 3515325033521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 930053858449 + 323251376704 = 964393^2 + 568552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1253305235153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1253305235159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626652617576 + 626652617577.

It is an arithmetic number, because the mean of its divisors is an integer number (626652617577).

Almost surely, 2^{1253305235153} is an apocalyptic number.

It is an amenable number.

1253305235153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253305235153 is an equidigital number, since it uses as much as digits as its factorization.

1253305235153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 202500, while the sum is 38.

The spelling of 1253305235153 in words is "one trillion, two hundred fifty-three billion, three hundred five million, two hundred thirty-five thousand, one hundred fifty-three".