1124240242 has 4 divisors (see below), whose sum is σ = 1686360366. Its totient is φ = 562120120.

The previous prime is 1124240219. The next prime is 1124240251. The reversal of 1124240242 is 2420424211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2420424211 = 5077 ⋅476743.

It can be written as a sum of positive squares in only one way, i.e., 837581481 + 286658761 = 28941^2 + 16931^2 .

It is a super-2 number, since 2×1124240242² = 2527832243464437128, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281060059 + ... + 281060062.

Almost surely, 2^1124240242 is an apocalyptic number.

1124240242 is a deficient number, since it is larger than the sum of its proper divisors (562120124).

1124240242 is an equidigital number, since it uses as much as digits as its factorization.

1124240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562120123.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1124240242 is about 33529.6919460946. The cubic root of 1124240242 is about 1039.8077313453.

Adding to 1124240242 its reverse (2420424211), we get a palindrome (3544664453).

The spelling of 1124240242 in words is "one billion, one hundred twenty-four million, two hundred forty thousand, two hundred forty-two".