2143041503 has 2 divisors, whose sum is σ = 2143041504. Its totient is φ = 2143041502.

The previous prime is 2143041473. The next prime is 2143041541. The reversal of 2143041503 is 3051403412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2143041503 - 2¹⁴ = 2143025119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2143044503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071520751 + 1071520752.

It is an arithmetic number, because the mean of its divisors is an integer number (1071520752).

Almost surely, 2^2143041503 is an apocalyptic number.

2143041503 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143041503 is an equidigital number, since it uses as much as digits as its factorization.

2143041503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2143041503 is about 46292.9962629338. The cubic root of 2143041503 is about 1289.2689612392.

Adding to 2143041503 its reverse (3051403412), we get a palindrome (5194444915).

The spelling of 2143041503 in words is "two billion, one hundred forty-three million, forty-one thousand, five hundred three".