47054459 has 2 divisors, whose sum is σ = 47054460. Its totient is φ = 47054458.

The previous prime is 47054437. The next prime is 47054509. The reversal of 47054459 is 95445074.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47054459 - 2¹² = 47050363 is a prime.

It is a super-2 number, since 2×47054459² = 4428244223565362, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47059459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23527229 + 23527230.

It is an arithmetic number, because the mean of its divisors is an integer number (23527230).

Almost surely, 2^47054459 is an apocalyptic number.

47054459 is a deficient number, since it is larger than the sum of its proper divisors (1).

47054459 is an equidigital number, since it uses as much as digits as its factorization.

47054459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 47054459 is about 6859.6252813109. The cubic root of 47054459 is about 361.0219393618.

The spelling of 47054459 in words is "forty-seven million, fifty-four thousand, four hundred fifty-nine".