5273921 has 2 divisors, whose sum is σ = 5273922. Its totient is φ = 5273920.

The previous prime is 5273861. The next prime is 5273941. The reversal of 5273921 is 1293725.

5273921 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5125696 + 148225 = 2264^2 + 385^2 .

It is a cyclic number.

It is not a de Polignac number, because 5273921 - 2⁶ = 5273857 is a prime.

It is not a weakly prime, because it can be changed into another prime (5273941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2636960 + 2636961.

It is an arithmetic number, because the mean of its divisors is an integer number (2636961).

Almost surely, 2^5273921 is an apocalyptic number.

It is an amenable number.

5273921 is a deficient number, since it is larger than the sum of its proper divisors (1).

5273921 is an equidigital number, since it uses as much as digits as its factorization.

5273921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 5273921 is about 2296.5019050721. The cubic root of 5273921 is about 174.0649007025.

The spelling of 5273921 in words is "five million, two hundred seventy-three thousand, nine hundred twenty-one".