5370085421 has 2 divisors, whose sum is σ = 5370085422. Its totient is φ = 5370085420.

The previous prime is 5370085319. The next prime is 5370085433. The reversal of 5370085421 is 1245800735.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5181984196 + 188101225 = 71986^2 + 13715^2 .

It is a cyclic number.

It is not a de Polignac number, because 5370085421 - 2¹⁰ = 5370084397 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5370085621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2685042710 + 2685042711.

It is an arithmetic number, because the mean of its divisors is an integer number (2685042711).

Almost surely, 2^5370085421 is an apocalyptic number.

It is an amenable number.

5370085421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5370085421 is an equidigital number, since it uses as much as digits as its factorization.

5370085421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 5370085421 is about 73280.8666774623. The cubic root of 5370085421 is about 1751.1649844004.

The spelling of 5370085421 in words is "five billion, three hundred seventy million, eighty-five thousand, four hundred twenty-one".