1242943114 has 24 divisors (see below), whose sum is σ = 2198531268. Its totient is φ = 525389760.

The previous prime is 1242943099. The next prime is 1242943133. The reversal of 1242943114 is 4113492421.

It can be written as a sum of positive squares in 2 ways, for example, as 1240237089 + 2706025 = 35217^2 + 1645^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79717 + ... + 94024.

Almost surely, 2^1242943114 is an apocalyptic number.

1242943114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1242943114 is a deficient number, since it is larger than the sum of its proper divisors (955588154).

1242943114 is a wasteful number, since it uses less digits than its factorization.

1242943114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173830 (or 173823 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 1242943114 is about 35255.3983667750. The cubic root of 1242943114 is about 1075.1863715811.

The spelling of 1242943114 in words is "one billion, two hundred forty-two million, nine hundred forty-three thousand, one hundred fourteen".