5000421553 has 2 divisors, whose sum is σ = 5000421554. Its totient is φ = 5000421552.

The previous prime is 5000421533. The next prime is 5000421557. The reversal of 5000421553 is 3551240005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4103299249 + 897122304 = 64057^2 + 29952^2 .

It is a cyclic number.

It is not a de Polignac number, because 5000421553 - 2⁵ = 5000421521 is a prime.

It is not a weakly prime, because it can be changed into another prime (5000421557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500210776 + 2500210777.

It is an arithmetic number, because the mean of its divisors is an integer number (2500210777).

Almost surely, 2^5000421553 is an apocalyptic number.

It is an amenable number.

5000421553 is a deficient number, since it is larger than the sum of its proper divisors (1).

5000421553 is an equidigital number, since it uses as much as digits as its factorization.

5000421553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5000421553 is about 70713.6588856778. The cubic root of 5000421553 is about 1710.0240016922.

Adding to 5000421553 its reverse (3551240005), we get a palindrome (8551661558).

The spelling of 5000421553 in words is "five billion, four hundred twenty-one thousand, five hundred fifty-three".