1142504243 has 2 divisors, whose sum is σ = 1142504244. Its totient is φ = 1142504242.

The previous prime is 1142504221. The next prime is 1142504249. The reversal of 1142504243 is 3424052411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1142504243 - 2⁶ = 1142504179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142504249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571252121 + 571252122.

It is an arithmetic number, because the mean of its divisors is an integer number (571252122).

Almost surely, 2^1142504243 is an apocalyptic number.

1142504243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142504243 is an equidigital number, since it uses as much as digits as its factorization.

1142504243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1142504243 is about 33800.9503268769. The cubic root of 1142504243 is about 1045.4082920324.

Adding to 1142504243 its reverse (3424052411), we get a palindrome (4566556654).

The spelling of 1142504243 in words is "one billion, one hundred forty-two million, five hundred four thousand, two hundred forty-three".