1314221242 has 16 divisors (see below), whose sum is σ = 2058073920. Its totient is φ = 628225312.

The previous prime is 1314221239. The next prime is 1314221243. The reversal of 1314221242 is 2421224131.

It is not an unprimeable number, because it can be changed into a prime (1314221243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104109 + ... + 116047.

It is an arithmetic number, because the mean of its divisors is an integer number (128629620).

Almost surely, 2^1314221242 is an apocalyptic number.

1314221242 is a deficient number, since it is larger than the sum of its proper divisors (743852678).

1314221242 is a wasteful number, since it uses less digits than its factorization.

1314221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14357.

The product of its digits is 768, while the sum is 22.

The square root of 1314221242 is about 36252.1894787060. The cubic root of 1314221242 is about 1095.3581925543.

Adding to 1314221242 its reverse (2421224131), we get a palindrome (3735445373).

The spelling of 1314221242 in words is "one billion, three hundred fourteen million, two hundred twenty-one thousand, two hundred forty-two".