47945203 has 2 divisors, whose sum is σ = 47945204. Its totient is φ = 47945202.

The previous prime is 47945201. The next prime is 47945239. The reversal of 47945203 is 30254974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47945203 - 2¹ = 47945201 is a prime.

It is a super-2 number, since 2×47945203² = 4597484981422418, which contains 22 as substring.

Together with 47945201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (47945201) 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, 23972601 + 23972602.

It is an arithmetic number, because the mean of its divisors is an integer number (23972602).

Almost surely, 2^47945203 is an apocalyptic number.

47945203 is a deficient number, since it is larger than the sum of its proper divisors (1).

47945203 is an equidigital number, since it uses as much as digits as its factorization.

47945203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 47945203 is about 6924.2474681369. The cubic root of 47945203 is about 363.2857704108.

The spelling of 47945203 in words is "forty-seven million, nine hundred forty-five thousand, two hundred three".