5274367421 has 2 divisors, whose sum is σ = 5274367422. Its totient is φ = 5274367420.

The previous prime is 5274367393. The next prime is 5274367433. The reversal of 5274367421 is 1247634725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5261906521 + 12460900 = 72539^2 + 3530^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5274367421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5274363421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2637183710 + 2637183711.

It is an arithmetic number, because the mean of its divisors is an integer number (2637183711).

Almost surely, 2^5274367421 is an apocalyptic number.

It is an amenable number.

5274367421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5274367421 is an equidigital number, since it uses as much as digits as its factorization.

5274367421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 41.

The square root of 5274367421 is about 72624.8402476728. The cubic root of 5274367421 is about 1740.6981191468.

The spelling of 5274367421 in words is "five billion, two hundred seventy-four million, three hundred sixty-seven thousand, four hundred twenty-one".