1243230124 has 6 divisors (see below), whose sum is σ = 2175652724. Its totient is φ = 621615060.

The previous prime is 1243230119. The next prime is 1243230137. The reversal of 1243230124 is 4210323421.

It is a super-2 number, since 2×1243230124² = 3091242282442110752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1243230095 and 1243230104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155403762 + ... + 155403769.

Almost surely, 2^1243230124 is an apocalyptic number.

It is an amenable number.

1243230124 is a deficient number, since it is larger than the sum of its proper divisors (932422600).

1243230124 is a wasteful number, since it uses less digits than its factorization.

1243230124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310807535 (or 310807533 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1243230124 is about 35259.4685722857. The cubic root of 1243230124 is about 1075.2691228853.

Adding to 1243230124 its reverse (4210323421), we get a palindrome (5453553545).

The spelling of 1243230124 in words is "one billion, two hundred forty-three million, two hundred thirty thousand, one hundred twenty-four".