1431431314 has 32 divisors (see below), whose sum is σ = 2325743280. Its totient is φ = 658225152.

The previous prime is 1431431311. The next prime is 1431431357. The reversal of 1431431314 is 4131341341.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 953265625 + 478165689 = 30875^2 + 21867^2 .

It is not an unprimeable number, because it can be changed into a prime (1431431311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483262 + ... + 486214.

Almost surely, 2^1431431314 is an apocalyptic number.

1431431314 is a deficient number, since it is larger than the sum of its proper divisors (894311966).

1431431314 is a wasteful number, since it uses less digits than its factorization.

1431431314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294.

The product of its digits is 1728, while the sum is 25.

The square root of 1431431314 is about 37834.2611134406. The cubic root of 1431431314 is about 1126.9989321285.

Adding to 1431431314 its reverse (4131341341), we get a palindrome (5562772655).

The spelling of 1431431314 in words is "one billion, four hundred thirty-one million, four hundred thirty-one thousand, three hundred fourteen".