2420354143 has 2 divisors, whose sum is σ = 2420354144. Its totient is φ = 2420354142.

The previous prime is 2420354137. The next prime is 2420354161. The reversal of 2420354143 is 3414530242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2420354143 - 2²¹ = 2418256991 is a prime.

It is a super-2 number, since 2×2420354143² = 11716228355074528898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420355143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210177071 + 1210177072.

It is an arithmetic number, because the mean of its divisors is an integer number (1210177072).

Almost surely, 2^2420354143 is an apocalyptic number.

2420354143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420354143 is an equidigital number, since it uses as much as digits as its factorization.

2420354143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2420354143 is about 49197.0948634165. The cubic root of 2420354143 is about 1342.6401765532.

Adding to 2420354143 its reverse (3414530242), we get a palindrome (5834884385).

The spelling of 2420354143 in words is "two billion, four hundred twenty million, three hundred fifty-four thousand, one hundred forty-three".