1431223004 has 24 divisors (see below), whose sum is σ = 2596583808. Its totient is φ = 689541120.

The previous prime is 1431222943. The next prime is 1431223009. The reversal of 1431223004 is 4003221341.

It is a super-3 number, since 3×1431223004³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431223009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4124 + ... + 53660.

It is an arithmetic number, because the mean of its divisors is an integer number (108190992).

Almost surely, 2^1431223004 is an apocalyptic number.

It is an amenable number.

1431223004 is a deficient number, since it is larger than the sum of its proper divisors (1165360804).

1431223004 is a wasteful number, since it uses less digits than its factorization.

1431223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49805 (or 49803 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1431223004 is about 37831.5080851927. The cubic root of 1431223004 is about 1126.9442603850.

Adding to 1431223004 its reverse (4003221341), we get a palindrome (5434444345).

The spelling of 1431223004 in words is "one billion, four hundred thirty-one million, two hundred twenty-three thousand, four".