5111254251503 has 8 divisors (see below), whose sum is σ = 5164100650800. Its totient is φ = 5058410976000.

The previous prime is 5111254251473. The next prime is 5111254251529. The reversal of 5111254251503 is 3051524521115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5111254251503 - 2⁸ = 5111254251247 is a prime.

It is a super-2 number, since 2×5111254251503² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111254251553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2582948 + ... + 4110246.

It is an arithmetic number, because the mean of its divisors is an integer number (645512581350).

Almost surely, 2^{5111254251503} is an apocalyptic number.

5111254251503 is a deficient number, since it is larger than the sum of its proper divisors (52846399297).

5111254251503 is a wasteful number, since it uses less digits than its factorization.

5111254251503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561897.

The product of its (nonzero) digits is 30000, while the sum is 35.

Adding to 5111254251503 its reverse (3051524521115), we get a palindrome (8162778772618).

The spelling of 5111254251503 in words is "five trillion, one hundred eleven billion, two hundred fifty-four million, two hundred fifty-one thousand, five hundred three".