5040010421 has 2 divisors, whose sum is σ = 5040010422. Its totient is φ = 5040010420.

The previous prime is 5040010397. The next prime is 5040010429. The reversal of 5040010421 is 1240100405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4161540100 + 878470321 = 64510^2 + 29639^2 .

It is a cyclic number.

It is not a de Polignac number, because 5040010421 - 2²² = 5035816117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5040010421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5040010429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2520005210 + 2520005211.

It is an arithmetic number, because the mean of its divisors is an integer number (2520005211).

Almost surely, 2^5040010421 is an apocalyptic number.

It is an amenable number.

5040010421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5040010421 is an equidigital number, since it uses as much as digits as its factorization.

5040010421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 5040010421 is about 70993.0307917615. The cubic root of 5040010421 is about 1714.5249581452.

Adding to 5040010421 its reverse (1240100405), we get a palindrome (6280110826).

The spelling of 5040010421 in words is "five billion, forty million, ten thousand, four hundred twenty-one".