47156312011 has 2 divisors, whose sum is σ = 47156312012. Its totient is φ = 47156312010.

The previous prime is 47156311999. The next prime is 47156312029. The reversal of 47156312011 is 11021365174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47156312011 - 2¹³ = 47156303819 is a prime.

It is not a weakly prime, because it can be changed into another prime (47156312081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23578156005 + 23578156006.

It is an arithmetic number, because the mean of its divisors is an integer number (23578156006).

Almost surely, 2^47156312011 is an apocalyptic number.

47156312011 is a deficient number, since it is larger than the sum of its proper divisors (1).

47156312011 is an equidigital number, since it uses as much as digits as its factorization.

47156312011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 47156312011 its reverse (11021365174), we get a palindrome (58177677185).

The spelling of 47156312011 in words is "forty-seven billion, one hundred fifty-six million, three hundred twelve thousand, eleven".