47275013 has 2 divisors, whose sum is σ = 47275014. Its totient is φ = 47275012.

The previous prime is 47275003. The next prime is 47275027. The reversal of 47275013 is 31057274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44863204 + 2411809 = 6698^2 + 1553^2 .

It is a cyclic number.

It is not a de Polignac number, because 47275013 - 2⁸ = 47274757 is a prime.

It is a Chen prime.

It is equal to p_2847233 and since 47275013 and 2847233 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47275003) 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, 23637506 + 23637507.

It is an arithmetic number, because the mean of its divisors is an integer number (23637507).

Almost surely, 2^47275013 is an apocalyptic number.

It is an amenable number.

47275013 is a deficient number, since it is larger than the sum of its proper divisors (1).

47275013 is an equidigital number, since it uses as much as digits as its factorization.

47275013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 47275013 is about 6875.6827297367. The cubic root of 47275013 is about 361.5851219054.

The spelling of 47275013 in words is "forty-seven million, two hundred seventy-five thousand, thirteen".