5065421 has 2 divisors, whose sum is σ = 5065422. Its totient is φ = 5065420.

The previous prime is 5065409. The next prime is 5065429. The reversal of 5065421 is 1245605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4351396 + 714025 = 2086^2 + 845^2 .

It is a cyclic number.

It is not a de Polignac number, because 5065421 - 2¹⁸ = 4803277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5065429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2532710 + 2532711.

It is an arithmetic number, because the mean of its divisors is an integer number (2532711).

Almost surely, 2^5065421 is an apocalyptic number.

It is an amenable number.

5065421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5065421 is an equidigital number, since it uses as much as digits as its factorization.

5065421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5065421 is about 2250.6490175058. The cubic root of 5065421 is about 171.7401543328.

The spelling of 5065421 in words is "five million, sixty-five thousand, four hundred twenty-one".