1253424533 has 2 divisors, whose sum is σ = 1253424534. Its totient is φ = 1253424532.

The previous prime is 1253424503. The next prime is 1253424539. The reversal of 1253424533 is 3354243521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1103435524 + 149989009 = 33218^2 + 12247^2 .

It is a cyclic number.

It is not a de Polignac number, because 1253424533 - 2¹⁸ = 1253162389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1253424533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253424539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626712266 + 626712267.

It is an arithmetic number, because the mean of its divisors is an integer number (626712267).

Almost surely, 2^1253424533 is an apocalyptic number.

It is an amenable number.

1253424533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253424533 is an equidigital number, since it uses as much as digits as its factorization.

1253424533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 32.

The square root of 1253424533 is about 35403.7361446500. The cubic root of 1253424533 is about 1078.2001723940.

The spelling of 1253424533 in words is "one billion, two hundred fifty-three million, four hundred twenty-four thousand, five hundred thirty-three".