1431020224 has 28 divisors (see below), whose sum is σ = 2845435000. Its totient is φ = 714060288.

The previous prime is 1431020221. The next prime is 1431020249. The reversal of 1431020224 is 4220201341.

It is not an unprimeable number, because it can be changed into a prime (1431020221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9532 + ... + 54340.

Almost surely, 2^1431020224 is an apocalyptic number.

It is an amenable number.

1431020224 is a deficient number, since it is larger than the sum of its proper divisors (1414414776).

1431020224 is an equidigital number, since it uses as much as digits as its factorization.

1431020224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45320 (or 45310 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1431020224 is about 37828.8279490655. The cubic root of 1431020224 is about 1126.8910349152.

Adding to 1431020224 its reverse (4220201341), we get a palindrome (5651221565).

The spelling of 1431020224 in words is "one billion, four hundred thirty-one million, twenty thousand, two hundred twenty-four".