247901588201 has 2 divisors, whose sum is σ = 247901588202. Its totient is φ = 247901588200.

The previous prime is 247901588189. The next prime is 247901588203. The reversal of 247901588201 is 102885109742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242360274601 + 5541313600 = 492301^2 + 74440^2 .

It is a cyclic number.

It is not a de Polignac number, because 247901588201 - 2¹⁰ = 247901587177 is a prime.

It is a super-2 number, since 2×247901588201² (a number of 24 digits) contains 22 as substring.

Together with 247901588203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (247901588203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123950794100 + 123950794101.

It is an arithmetic number, because the mean of its divisors is an integer number (123950794101).

Almost surely, 2^247901588201 is an apocalyptic number.

It is an amenable number.

247901588201 is a deficient number, since it is larger than the sum of its proper divisors (1).

247901588201 is an equidigital number, since it uses as much as digits as its factorization.

247901588201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 247901588201 in words is "two hundred forty-seven billion, nine hundred one million, five hundred eighty-eight thousand, two hundred one".