47318627 has 2 divisors, whose sum is σ = 47318628. Its totient is φ = 47318626.

The previous prime is 47318603. The next prime is 47318629. The reversal of 47318627 is 72681374.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47318627 - 2⁶ = 47318563 is a prime.

It is a super-2 number, since 2×47318627² = 4478104922330258, which contains 22 as substring.

Together with 47318629, 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 (47318629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23659313 + 23659314.

It is an arithmetic number, because the mean of its divisors is an integer number (23659314).

Almost surely, 2^47318627 is an apocalyptic number.

47318627 is a deficient number, since it is larger than the sum of its proper divisors (1).

47318627 is an equidigital number, since it uses as much as digits as its factorization.

47318627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 47318627 is about 6878.8536108860. The cubic root of 47318627 is about 361.6962822933.

The spelling of 47318627 in words is "forty-seven million, three hundred eighteen thousand, six hundred twenty-seven".