1431240314 has 48 divisors (see below), whose sum is σ = 2543385600. Its totient is φ = 602181216.

The previous prime is 1431240301. The next prime is 1431240323. The reversal of 1431240314 is 4130421341.

It is a self number, because there is not a number n which added to its sum of digits gives 1431240314.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1726052 + ... + 1726880.

It is an arithmetic number, because the mean of its divisors is an integer number (52987200).

Almost surely, 2^1431240314 is an apocalyptic number.

1431240314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1431240314 is a deficient number, since it is larger than the sum of its proper divisors (1112145286).

1431240314 is a wasteful number, since it uses less digits than its factorization.

1431240314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147 (or 1140 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1431240314 is about 37831.7368620580. The cubic root of 1431240314 is about 1126.9488036618.

Adding to 1431240314 its reverse (4130421341), we get a palindrome (5561661655).

The spelling of 1431240314 in words is "one billion, four hundred thirty-one million, two hundred forty thousand, three hundred fourteen".