47365111919 has 2 divisors, whose sum is σ = 47365111920. Its totient is φ = 47365111918.

The previous prime is 47365111907. The next prime is 47365111949. The reversal of 47365111919 is 91911156374.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47365111919 - 2²⁸ = 47096676463 is a prime.

It is a super-2 number, since 2×47365111919² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47365111949) 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, 23682555959 + 23682555960.

It is an arithmetic number, because the mean of its divisors is an integer number (23682555960).

Almost surely, 2^47365111919 is an apocalyptic number.

47365111919 is a deficient number, since it is larger than the sum of its proper divisors (1).

47365111919 is an equidigital number, since it uses as much as digits as its factorization.

47365111919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 47.

The spelling of 47365111919 in words is "forty-seven billion, three hundred sixty-five million, one hundred eleven thousand, nine hundred nineteen".