1124142243 has 48 divisors (see below), whose sum is σ = 1805131008. Its totient is φ = 609336000.

The previous prime is 1124142197. The next prime is 1124142247. The reversal of 1124142243 is 3422414211.

It is not a de Polignac number, because 1124142243 - 2²⁴ = 1107365027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1124142247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1069068 + ... + 1070118.

It is an arithmetic number, because the mean of its divisors is an integer number (37606896).

Almost surely, 2^1124142243 is an apocalyptic number.

1124142243 is a deficient number, since it is larger than the sum of its proper divisors (680988765).

1124142243 is a wasteful number, since it uses less digits than its factorization.

1124142243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176 (or 1145 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 1124142243 is about 33528.2305378617. The cubic root of 1124142243 is about 1039.7775174358. Note that the first 3 decimals are identical.

Adding to 1124142243 its reverse (3422414211), we get a palindrome (4546556454).

The spelling of 1124142243 in words is "one billion, one hundred twenty-four million, one hundred forty-two thousand, two hundred forty-three".