1124402042 has 4 divisors (see below), whose sum is σ = 1686603066. Its totient is φ = 562201020.

The previous prime is 1124402039. The next prime is 1124402053. The reversal of 1124402042 is 2402044211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1067263561 + 57138481 = 32669^2 + 7559^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281100509 + ... + 281100512.

Almost surely, 2^1124402042 is an apocalyptic number.

1124402042 is a deficient number, since it is larger than the sum of its proper divisors (562201024).

1124402042 is an equidigital number, since it uses as much as digits as its factorization.

1124402042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562201023.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1124402042 is about 33532.1046461447. The cubic root of 1124402042 is about 1039.8576117933.

Adding to 1124402042 its reverse (2402044211), we get a palindrome (3526446253).

The spelling of 1124402042 in words is "one billion, one hundred twenty-four million, four hundred two thousand, forty-two".