47102011 has 4 divisors (see below), whose sum is σ = 51384024. Its totient is φ = 42820000.

The previous prime is 47101993. The next prime is 47102023. The reversal of 47102011 is 11020174.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47102011 - 2¹³ = 47093819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47106011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2140990 + ... + 2141011.

It is an arithmetic number, because the mean of its divisors is an integer number (12846006).

Almost surely, 2^47102011 is an apocalyptic number.

47102011 is a deficient number, since it is larger than the sum of its proper divisors (4282013).

47102011 is a wasteful number, since it uses less digits than its factorization.

47102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282012.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 47102011 is about 6863.0904846141. The cubic root of 47102011 is about 361.1435115140.

Adding to 47102011 its reverse (11020174), we get a palindrome (58122185).

The spelling of 47102011 in words is "forty-seven million, one hundred two thousand, eleven".