47398543 has 2 divisors, whose sum is σ = 47398544. Its totient is φ = 47398542.

The previous prime is 47398531. The next prime is 47398579. The reversal of 47398543 is 34589374.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47398543 - 2⁹ = 47398031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47398543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47398523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23699271 + 23699272.

It is an arithmetic number, because the mean of its divisors is an integer number (23699272).

Almost surely, 2^47398543 is an apocalyptic number.

47398543 is a deficient number, since it is larger than the sum of its proper divisors (1).

47398543 is an equidigital number, since it uses as much as digits as its factorization.

47398543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The square root of 47398543 is about 6884.6599770795. The cubic root of 47398543 is about 361.8997896260.

The spelling of 47398543 in words is "forty-seven million, three hundred ninety-eight thousand, five hundred forty-three".