514445801 has 2 divisors, whose sum is σ = 514445802. Its totient is φ = 514445800.

The previous prime is 514445779. The next prime is 514445803. The reversal of 514445801 is 108544415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 507150400 + 7295401 = 22520^2 + 2701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514445801 is a prime.

It is a Sophie Germain prime.

Together with 514445803, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (514445803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257222900 + 257222901.

It is an arithmetic number, because the mean of its divisors is an integer number (257222901).

Almost surely, 2^514445801 is an apocalyptic number.

It is an amenable number.

514445801 is a deficient number, since it is larger than the sum of its proper divisors (1).

514445801 is an equidigital number, since it uses as much as digits as its factorization.

514445801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 514445801 is about 22681.3976862097. The cubic root of 514445801 is about 801.2718316713.

The spelling of 514445801 in words is "five hundred fourteen million, four hundred forty-five thousand, eight hundred one".