47798111 has 2 divisors, whose sum is σ = 47798112. Its totient is φ = 47798110.

The previous prime is 47798059. The next prime is 47798143. The reversal of 47798111 is 11189774.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47798111 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47798161) 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, 23899055 + 23899056.

It is an arithmetic number, because the mean of its divisors is an integer number (23899056).

Almost surely, 2^47798111 is an apocalyptic number.

47798111 is a deficient number, since it is larger than the sum of its proper divisors (1).

47798111 is an equidigital number, since it uses as much as digits as its factorization.

47798111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 38.

The square root of 47798111 is about 6913.6177938905. The cubic root of 47798111 is about 362.9138793995.

The spelling of 47798111 in words is "forty-seven million, seven hundred ninety-eight thousand, one hundred eleven".