5251445053 has 4 divisors (see below), whose sum is σ = 5253059680. Its totient is φ = 5249830428.

The previous prime is 5251445041. The next prime is 5251445191. The reversal of 5251445053 is 3505441525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5251445053 - 2⁵ = 5251445021 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 (5251449053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 802425 + ... + 808942.

It is an arithmetic number, because the mean of its divisors is an integer number (1313264920).

Almost surely, 2^5251445053 is an apocalyptic number.

It is an amenable number.

5251445053 is a deficient number, since it is larger than the sum of its proper divisors (1614627).

5251445053 is a wasteful number, since it uses less digits than its factorization.

5251445053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614626.

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

The square root of 5251445053 is about 72466.8548579280. The cubic root of 5251445053 is about 1738.1727694890.

Adding to 5251445053 its reverse (3505441525), we get a palindrome (8756886578).

The spelling of 5251445053 in words is "five billion, two hundred fifty-one million, four hundred forty-five thousand, fifty-three".