1431424404 has 36 divisors (see below), whose sum is σ = 3619490784. Its totient is φ = 476987472.

The previous prime is 1431424367. The next prime is 1431424409. The reversal of 1431424404 is 4044241341.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431424409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184369 + ... + 191975.

Almost surely, 2^1431424404 is an apocalyptic number.

It is an amenable number.

1431424404 is an abundant number, since it is smaller than the sum of its proper divisors (2188066380).

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

1431424404 is a wasteful number, since it uses less digits than its factorization.

1431424404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12844 (or 12839 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1431424404 is about 37834.1697939839. The cubic root of 1431424404 is about 1126.9971186580.

Adding to 1431424404 its reverse (4044241341), we get a palindrome (5475665745).

The spelling of 1431424404 in words is "one billion, four hundred thirty-one million, four hundred twenty-four thousand, four hundred four".