5251522453 has 2 divisors, whose sum is σ = 5251522454. Its totient is φ = 5251522452.

The previous prime is 5251522429. The next prime is 5251522457. The reversal of 5251522453 is 3542251525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4384691089 + 866831364 = 66217^2 + 29442^2 .

It is a cyclic number.

It is not a de Polignac number, because 5251522453 - 2⁵ = 5251522421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5251522457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625761226 + 2625761227.

It is an arithmetic number, because the mean of its divisors is an integer number (2625761227).

Almost surely, 2^5251522453 is an apocalyptic number.

It is an amenable number.

5251522453 is a deficient number, since it is larger than the sum of its proper divisors (1).

5251522453 is an equidigital number, since it uses as much as digits as its factorization.

5251522453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60000, while the sum is 34.

The square root of 5251522453 is about 72467.3888932118. The cubic root of 5251522453 is about 1738.1813089741.

Adding to 5251522453 its reverse (3542251525), we get a palindrome (8793773978).

The spelling of 5251522453 in words is "five billion, two hundred fifty-one million, five hundred twenty-two thousand, four hundred fifty-three".