1242531314 has 16 divisors (see below), whose sum is σ = 1893728160. Its totient is φ = 611355360.

The previous prime is 1242531307. The next prime is 1242531317. The reversal of 1242531314 is 4131352421.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1242531317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21017 + ... + 54099.

It is an arithmetic number, because the mean of its divisors is an integer number (118358010).

Almost surely, 2^1242531314 is an apocalyptic number.

1242531314 is a deficient number, since it is larger than the sum of its proper divisors (651196846).

1242531314 is a wasteful number, since it uses less digits than its factorization.

1242531314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33385.

The product of its digits is 2880, while the sum is 26.

The square root of 1242531314 is about 35249.5576426145. The cubic root of 1242531314 is about 1075.0676183174.

Adding to 1242531314 its reverse (4131352421), we get a palindrome (5373883735).

The spelling of 1242531314 in words is "one billion, two hundred forty-two million, five hundred thirty-one thousand, three hundred fourteen".