7335487421 has 2 divisors, whose sum is σ = 7335487422. Its totient is φ = 7335487420.

The previous prime is 7335487343. The next prime is 7335487427. The reversal of 7335487421 is 1247845337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5854392196 + 1481095225 = 76514^2 + 38485^2 .

It is a cyclic number.

It is not a de Polignac number, because 7335487421 - 2¹⁸ = 7335225277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7335487427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3667743710 + 3667743711.

It is an arithmetic number, because the mean of its divisors is an integer number (3667743711).

Almost surely, 2^7335487421 is an apocalyptic number.

It is an amenable number.

7335487421 is a deficient number, since it is larger than the sum of its proper divisors (1).

7335487421 is an equidigital number, since it uses as much as digits as its factorization.

7335487421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The square root of 7335487421 is about 85647.4600966077. The cubic root of 7335487421 is about 1943.0157704874.

The spelling of 7335487421 in words is "seven billion, three hundred thirty-five million, four hundred eighty-seven thousand, four hundred twenty-one".