47472911 has 2 divisors, whose sum is σ = 47472912. Its totient is φ = 47472910.

The previous prime is 47472907. The next prime is 47472937. The reversal of 47472911 is 11927474.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47472911 - 2² = 47472907 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 (47472941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23736455 + 23736456.

It is an arithmetic number, because the mean of its divisors is an integer number (23736456).

Almost surely, 2^47472911 is an apocalyptic number.

47472911 is a deficient number, since it is larger than the sum of its proper divisors (1).

47472911 is an equidigital number, since it uses as much as digits as its factorization.

47472911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 35.

The square root of 47472911 is about 6890.0588531594. The cubic root of 47472911 is about 362.0889635139.

The spelling of 47472911 in words is "forty-seven million, four hundred seventy-two thousand, nine hundred eleven".