47069851 has 2 divisors, whose sum is σ = 47069852. Its totient is φ = 47069850.

The previous prime is 47069843. The next prime is 47069887. The reversal of 47069851 is 15896074.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47069851 - 2³ = 47069843 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47060851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23534925 + 23534926.

It is an arithmetic number, because the mean of its divisors is an integer number (23534926).

Almost surely, 2^47069851 is an apocalyptic number.

47069851 is a deficient number, since it is larger than the sum of its proper divisors (1).

47069851 is an equidigital number, since it uses as much as digits as its factorization.

47069851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 47069851 is about 6860.7471167505. The cubic root of 47069851 is about 361.0612997399.

The spelling of 47069851 in words is "forty-seven million, sixty-nine thousand, eight hundred fifty-one".