5003131121 has 4 divisors (see below), whose sum is σ = 5011893744. Its totient is φ = 4994368500.

The previous prime is 5003131103. The next prime is 5003131193. The reversal of 5003131121 is 1211313005.

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 5003131121 - 2⁶ = 5003131057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5003131121.

It is not an unprimeable number, because it can be changed into a prime (5003131421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4380455 + ... + 4381596.

It is an arithmetic number, because the mean of its divisors is an integer number (1252973436).

Almost surely, 2^5003131121 is an apocalyptic number.

It is an amenable number.

5003131121 is a deficient number, since it is larger than the sum of its proper divisors (8762623).

5003131121 is an equidigital number, since it uses as much as digits as its factorization.

5003131121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8762622.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 5003131121 is about 70732.8150224491. The cubic root of 5003131121 is about 1710.3328149669.

Adding to 5003131121 its reverse (1211313005), we get a palindrome (6214444126).

The spelling of 5003131121 in words is "five billion, three million, one hundred thirty-one thousand, one hundred twenty-one".