2143041401 has 2 divisors, whose sum is σ = 2143041402. Its totient is φ = 2143041400.

The previous prime is 2143041389. The next prime is 2143041409. The reversal of 2143041401 is 1041403412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1955762176 + 187279225 = 44224^2 + 13685^2 .

It is a cyclic number.

It is not a de Polignac number, because 2143041401 - 2¹⁰ = 2143040377 is a prime.

It is not a weakly prime, because it can be changed into another prime (2143041409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071520700 + 1071520701.

It is an arithmetic number, because the mean of its divisors is an integer number (1071520701).

Almost surely, 2^2143041401 is an apocalyptic number.

It is an amenable number.

2143041401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143041401 is an equidigital number, since it uses as much as digits as its factorization.

2143041401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2143041401 is about 46292.9951612552. The cubic root of 2143041401 is about 1289.2689407845.

Adding to 2143041401 its reverse (1041403412), we get a palindrome (3184444813).

The spelling of 2143041401 in words is "two billion, one hundred forty-three million, forty-one thousand, four hundred one".