252147443203 has 2 divisors, whose sum is σ = 252147443204. Its totient is φ = 252147443202.

The previous prime is 252147443189. The next prime is 252147443269. The reversal of 252147443203 is 302344741252.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252147443203 is a prime.

It is a super-2 number, since 2×252147443203² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252147743203) 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, 126073721601 + 126073721602.

It is an arithmetic number, because the mean of its divisors is an integer number (126073721602).

Almost surely, 2^252147443203 is an apocalyptic number.

252147443203 is a deficient number, since it is larger than the sum of its proper divisors (1).

252147443203 is an equidigital number, since it uses as much as digits as its factorization.

252147443203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 252147443203 in words is "two hundred fifty-two billion, one hundred forty-seven million, four hundred forty-three thousand, two hundred three".