720896201 has 2 divisors, whose sum is σ = 720896202. Its totient is φ = 720896200.

The previous prime is 720896159. The next prime is 720896207. The reversal of 720896201 is 102698027.

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., 450458176 + 270438025 = 21224^2 + 16445^2 .

It is a cyclic number.

It is not a de Polignac number, because 720896201 - 2¹⁰ = 720895177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (720896207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360448100 + 360448101.

It is an arithmetic number, because the mean of its divisors is an integer number (360448101).

Almost surely, 2^720896201 is an apocalyptic number.

It is an amenable number.

720896201 is a deficient number, since it is larger than the sum of its proper divisors (1).

720896201 is an equidigital number, since it uses as much as digits as its factorization.

720896201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 720896201 is about 26849.5102562412. The cubic root of 720896201 is about 896.6526691445.

The spelling of 720896201 in words is "seven hundred twenty million, eight hundred ninety-six thousand, two hundred one".