47326913 has 2 divisors, whose sum is σ = 47326914. Its totient is φ = 47326912.

The previous prime is 47326693. The next prime is 47326919. The reversal of 47326913 is 31962374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35438209 + 11888704 = 5953^2 + 3448^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47326913 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (47326919) 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, 23663456 + 23663457.

It is an arithmetic number, because the mean of its divisors is an integer number (23663457).

Almost surely, 2^47326913 is an apocalyptic number.

It is an amenable number.

47326913 is a deficient number, since it is larger than the sum of its proper divisors (1).

47326913 is an equidigital number, since it uses as much as digits as its factorization.

47326913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

The square root of 47326913 is about 6879.4558651103. The cubic root of 47326913 is about 361.7173933629.

The spelling of 47326913 in words is "forty-seven million, three hundred twenty-six thousand, nine hundred thirteen".