5201253549 has 12 divisors (see below), whose sum is σ = 7515139996. Its totient is φ = 3466478592.

The previous prime is 5201253523. The next prime is 5201253571. The reversal of 5201253549 is 9453521025.

It is a happy number.

5201253549 is a `hidden beast` number, since 52 + 0 + 12 + 53 + 549 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 141776649 + 5059476900 = 11907^2 + 71130^2 .

It is not a de Polignac number, because 5201253549 - 2⁸ = 5201253293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201253509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52474 + ... + 114699.

Almost surely, 2^5201253549 is an apocalyptic number.

It is an amenable number.

5201253549 is a deficient number, since it is larger than the sum of its proper divisors (2313886447).

5201253549 is a wasteful number, since it uses less digits than its factorization.

5201253549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170636 (or 170633 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5201253549 is about 72119.7167839697. The cubic root of 5201253549 is about 1732.6174140049.

The spelling of 5201253549 in words is "five billion, two hundred one million, two hundred fifty-three thousand, five hundred forty-nine".