1143484669 has 2 divisors, whose sum is σ = 1143484670. Its totient is φ = 1143484668.

The previous prime is 1143484637. The next prime is 1143484691. The reversal of 1143484669 is 9664843411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 633176569 + 510308100 = 25163^2 + 22590^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143484669 - 2⁵ = 1143484637 is a prime.

It is a super-2 number, since 2×1143484669² = 2615114376476079122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143484469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571742334 + 571742335.

It is an arithmetic number, because the mean of its divisors is an integer number (571742335).

Almost surely, 2^1143484669 is an apocalyptic number.

It is an amenable number.

1143484669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143484669 is an equidigital number, since it uses as much as digits as its factorization.

1143484669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 46.

The square root of 1143484669 is about 33815.4501522603. The cubic root of 1143484669 is about 1045.7072413024.

The spelling of 1143484669 in words is "one billion, one hundred forty-three million, four hundred eighty-four thousand, six hundred sixty-nine".