24920143 has 2 divisors, whose sum is σ = 24920144. Its totient is φ = 24920142.

The previous prime is 24920141. The next prime is 24920149. The reversal of 24920143 is 34102942.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24920143 - 2¹ = 24920141 is a prime.

Together with 24920141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24920141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12460071 + 12460072.

It is an arithmetic number, because the mean of its divisors is an integer number (12460072).

Almost surely, 2^24920143 is an apocalyptic number.

24920143 is a deficient number, since it is larger than the sum of its proper divisors (1).

24920143 is an equidigital number, since it uses as much as digits as its factorization.

24920143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 24920143 is about 4992.0079126540. The cubic root of 24920143 is about 292.0901040191.

The spelling of 24920143 in words is "twenty-four million, nine hundred twenty thousand, one hundred forty-three".