47541623 has 2 divisors, whose sum is σ = 47541624. Its totient is φ = 47541622.

The previous prime is 47541589. The next prime is 47541661. The reversal of 47541623 is 32614574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47541623 - 2²² = 43347319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47541623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47546623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23770811 + 23770812.

It is an arithmetic number, because the mean of its divisors is an integer number (23770812).

Almost surely, 2^47541623 is an apocalyptic number.

47541623 is a deficient number, since it is larger than the sum of its proper divisors (1).

47541623 is an equidigital number, since it uses as much as digits as its factorization.

47541623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 47541623 is about 6895.0433646207. The cubic root of 47541623 is about 362.2635744118.

The spelling of 47541623 in words is "forty-seven million, five hundred forty-one thousand, six hundred twenty-three".