1143052453 has 2 divisors, whose sum is σ = 1143052454. Its totient is φ = 1143052452.

The previous prime is 1143052447. The next prime is 1143052541. The reversal of 1143052453 is 3542503411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 627853249 + 515199204 = 25057^2 + 22698^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143052453 - 2⁹ = 1143051941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143052403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571526226 + 571526227.

It is an arithmetic number, because the mean of its divisors is an integer number (571526227).

Almost surely, 2^1143052453 is an apocalyptic number.

It is an amenable number.

1143052453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143052453 is an equidigital number, since it uses as much as digits as its factorization.

1143052453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1143052453 is about 33809.0587417041. The cubic root of 1143052453 is about 1045.5754720504.

Adding to 1143052453 its reverse (3542503411), we get a palindrome (4685555864).

The spelling of 1143052453 in words is "one billion, one hundred forty-three million, fifty-two thousand, four hundred fifty-three".