1431486984 has 32 divisors (see below), whose sum is σ = 3579649920. Its totient is φ = 477038016.

The previous prime is 1431486967. The next prime is 1431487021. The reversal of 1431486984 is 4896841341.

It is a super-2 number, since 2×1431486984² = 4098309970722832512, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161697 + ... + 170319.

It is an arithmetic number, because the mean of its divisors is an integer number (111864060).

Almost surely, 2^1431486984 is an apocalyptic number.

It is an amenable number.

1431486984 is an abundant number, since it is smaller than the sum of its proper divisors (2148162936).

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

1431486984 is a wasteful number, since it uses less digits than its factorization.

1431486984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15549 (or 15545 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 1431486984 is about 37834.9968151181. The cubic root of 1431486984 is about 1127.0135420313.

The spelling of 1431486984 in words is "one billion, four hundred thirty-one million, four hundred eighty-six thousand, nine hundred eighty-four".