47133887291 has 2 divisors, whose sum is σ = 47133887292. Its totient is φ = 47133887290.

The previous prime is 47133887263. The next prime is 47133887323. The reversal of 47133887291 is 19278833174.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47133887291 - 2²⁶ = 47066778427 is a prime.

It is not a weakly prime, because it can be changed into another prime (47133887791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23566943645 + 23566943646.

It is an arithmetic number, because the mean of its divisors is an integer number (23566943646).

Almost surely, 2^47133887291 is an apocalyptic number.

47133887291 is a deficient number, since it is larger than the sum of its proper divisors (1).

47133887291 is an equidigital number, since it uses as much as digits as its factorization.

47133887291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 53.

The spelling of 47133887291 in words is "forty-seven billion, one hundred thirty-three million, eight hundred eighty-seven thousand, two hundred ninety-one".