5153626421 has 2 divisors, whose sum is σ = 5153626422. Its totient is φ = 5153626420.

The previous prime is 5153626409. The next prime is 5153626427. The reversal of 5153626421 is 1246263515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4503886321 + 649740100 = 67111^2 + 25490^2 .

It is a cyclic number.

It is not a de Polignac number, because 5153626421 - 2¹⁸ = 5153364277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5153626427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2576813210 + 2576813211.

It is an arithmetic number, because the mean of its divisors is an integer number (2576813211).

Almost surely, 2^5153626421 is an apocalyptic number.

It is an amenable number.

5153626421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5153626421 is an equidigital number, since it uses as much as digits as its factorization.

5153626421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 35.

The square root of 5153626421 is about 71788.7624980400. The cubic root of 5153626421 is about 1727.3127470247.

Adding to 5153626421 its reverse (1246263515), we get a palindrome (6399889936).

The spelling of 5153626421 in words is "five billion, one hundred fifty-three million, six hundred twenty-six thousand, four hundred twenty-one".