24140047 has 2 divisors, whose sum is σ = 24140048. Its totient is φ = 24140046.

The previous prime is 24140009. The next prime is 24140059. The reversal of 24140047 is 74004142.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24140047 - 2¹⁹ = 23615759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24140447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12070023 + 12070024.

It is an arithmetic number, because the mean of its divisors is an integer number (12070024).

Almost surely, 2^24140047 is an apocalyptic number.

24140047 is a deficient number, since it is larger than the sum of its proper divisors (1).

24140047 is an equidigital number, since it uses as much as digits as its factorization.

24140047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 24140047 is about 4913.2521816003. The cubic root of 24140047 is about 289.0098893899.

Adding to 24140047 its reverse (74004142), we get a palindrome (98144189).

The spelling of 24140047 in words is "twenty-four million, one hundred forty thousand, forty-seven".