5111147503 has 16 divisors (see below), whose sum is σ = 6462097920. Its totient is φ = 3926613600.

The previous prime is 5111147491. The next prime is 5111147507. The reversal of 5111147503 is 3057411115.

It is not a de Polignac number, because 5111147503 - 2⁵ = 5111147471 is a prime.

It is a super-2 number, since 2×5111147503² = 52247657594846270018, which 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 (5111147507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461988 + ... + 472921.

It is an arithmetic number, because the mean of its divisors is an integer number (403881120).

Almost surely, 2^5111147503 is an apocalyptic number.

5111147503 is a deficient number, since it is larger than the sum of its proper divisors (1350950417).

5111147503 is a wasteful number, since it uses less digits than its factorization.

5111147503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934998.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 5111147503 is about 71492.2898150563. The cubic root of 5111147503 is about 1722.5538390503.

Adding to 5111147503 its reverse (3057411115), we get a palindrome (8168558618).

The spelling of 5111147503 in words is "five billion, one hundred eleven million, one hundred forty-seven thousand, five hundred three".