5021279 has 2 divisors, whose sum is σ = 5021280. Its totient is φ = 5021278.

The previous prime is 5021257. The next prime is 5021299. The reversal of 5021279 is 9721205.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5021279 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5021209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510639 + 2510640.

It is an arithmetic number, because the mean of its divisors is an integer number (2510640).

Almost surely, 2^5021279 is an apocalyptic number.

5021279 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021279 is an equidigital number, since it uses as much as digits as its factorization.

5021279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 5021279 is about 2240.8210548814. The cubic root of 5021279 is about 171.2398285468.

The spelling of 5021279 in words is "five million, twenty-one thousand, two hundred seventy-nine".