47000011 has 2 divisors, whose sum is σ = 47000012. Its totient is φ = 47000010.

The previous prime is 46999987. The next prime is 47000059. The reversal of 47000011 is 11000074.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47000011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46999955 and 47000000.

It is not a weakly prime, because it can be changed into another prime (47000081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23500005 + 23500006.

It is an arithmetic number, because the mean of its divisors is an integer number (23500006).

Almost surely, 2^47000011 is an apocalyptic number.

47000011 is a deficient number, since it is larger than the sum of its proper divisors (1).

47000011 is an equidigital number, since it uses as much as digits as its factorization.

47000011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 47000011 is about 6855.6554026585. The cubic root of 47000011 is about 360.8826361678.

Adding to 47000011 its reverse (11000074), we get a palindrome (58000085).

The spelling of 47000011 in words is "forty-seven million, eleven", and thus it is an aban number and an uban number.