7420099601 has 2 divisors, whose sum is σ = 7420099602. Its totient is φ = 7420099600.

The previous prime is 7420099549. The next prime is 7420099613. The reversal of 7420099601 is 1069900247.

It is a Cunningham number, because it is equal to 86140²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7420099600 + 1 = 86140^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 7420099601 - 2¹⁰ = 7420098577 is a prime.

It is not a weakly prime, because it can be changed into another prime (7420099301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3710049800 + 3710049801.

It is an arithmetic number, because the mean of its divisors is an integer number (3710049801).

Almost surely, 2^7420099601 is an apocalyptic number.

It is an amenable number.

7420099601 is a deficient number, since it is larger than the sum of its proper divisors (1).

7420099601 is an equidigital number, since it uses as much as digits as its factorization.

7420099601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 7420099601 is about 86140.0000058045. Note that the first 5 decimals coincide. The cubic root of 7420099601 is about 1950.4578894917.

Adding to 7420099601 its reverse (1069900247), we get a palindrome (8489999848).

The spelling of 7420099601 in words is "seven billion, four hundred twenty million, ninety-nine thousand, six hundred one".