1143241201 has 2 divisors, whose sum is σ = 1143241202. Its totient is φ = 1143241200.

The previous prime is 1143241193. The next prime is 1143241213. The reversal of 1143241201 is 1021423411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1087350625 + 55890576 = 32975^2 + 7476^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143241201 - 2³ = 1143241193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1143241601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571620600 + 571620601.

It is an arithmetic number, because the mean of its divisors is an integer number (571620601).

Almost surely, 2^1143241201 is an apocalyptic number.

It is an amenable number.

1143241201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143241201 is an equidigital number, since it uses as much as digits as its factorization.

1143241201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1143241201 is about 33811.8500085399. The cubic root of 1143241201 is about 1045.6330195459.

Adding to 1143241201 its reverse (1021423411), we get a palindrome (2164664612).

The spelling of 1143241201 in words is "one billion, one hundred forty-three million, two hundred forty-one thousand, two hundred one".