52203978971 has 2 divisors, whose sum is σ = 52203978972. Its totient is φ = 52203978970.

The previous prime is 52203978961. The next prime is 52203979007. The reversal of 52203978971 is 17987930225.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52203978971 - 2⁶ = 52203978907 is a prime.

It is a super-2 number, since 2×52203978971² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52203978901) 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, 26101989485 + 26101989486.

It is an arithmetic number, because the mean of its divisors is an integer number (26101989486).

Almost surely, 2^52203978971 is an apocalyptic number.

52203978971 is a deficient number, since it is larger than the sum of its proper divisors (1).

52203978971 is an equidigital number, since it uses as much as digits as its factorization.

52203978971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 53.

The spelling of 52203978971 in words is "fifty-two billion, two hundred three million, nine hundred seventy-eight thousand, nine hundred seventy-one".