47237032291 has 2 divisors, whose sum is σ = 47237032292. Its totient is φ = 47237032290.

The previous prime is 47237032277. The next prime is 47237032357. The reversal of 47237032291 is 19223073274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47237032291 - 2¹⁷ = 47236901219 is a prime.

It is not a weakly prime, because it can be changed into another prime (47237032261) 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, 23618516145 + 23618516146.

It is an arithmetic number, because the mean of its divisors is an integer number (23618516146).

Almost surely, 2^47237032291 is an apocalyptic number.

47237032291 is a deficient number, since it is larger than the sum of its proper divisors (1).

47237032291 is an equidigital number, since it uses as much as digits as its factorization.

47237032291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 47237032291 in words is "forty-seven billion, two hundred thirty-seven million, thirty-two thousand, two hundred ninety-one".