2421504143 has 2 divisors, whose sum is σ = 2421504144. Its totient is φ = 2421504142.

The previous prime is 2421504133. The next prime is 2421504179. The reversal of 2421504143 is 3414051242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2421504143 - 2¹² = 2421500047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421504133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210752071 + 1210752072.

It is an arithmetic number, because the mean of its divisors is an integer number (1210752072).

Almost surely, 2^2421504143 is an apocalyptic number.

2421504143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421504143 is an equidigital number, since it uses as much as digits as its factorization.

2421504143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2421504143 is about 49208.7811574316. The cubic root of 2421504143 is about 1342.8527889278.

Adding to 2421504143 its reverse (3414051242), we get a palindrome (5835555385).

The spelling of 2421504143 in words is "two billion, four hundred twenty-one million, five hundred four thousand, one hundred forty-three".