1431400012 has 12 divisors (see below), whose sum is σ = 2862800080. Its totient is φ = 613457136.

The previous prime is 1431400007. The next prime is 1431400013. The reversal of 1431400012 is 2100041341.

1431400012 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1431400013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25560687 + ... + 25560742.

Almost surely, 2^1431400012 is an apocalyptic number.

It is an amenable number.

1431400012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1431400012 is a wasteful number, since it uses less digits than its factorization.

1431400012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51121440 (or 51121438 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1431400012 is about 37833.8474385041. The cubic root of 1431400012 is about 1126.9907171394.

Adding to 1431400012 its reverse (2100041341), we get a palindrome (3531441353).

The spelling of 1431400012 in words is "one billion, four hundred thirty-one million, four hundred thousand, twelve".