1431324345 has 16 divisors (see below), whose sum is σ = 2498311872. Its totient is φ = 693975360.

The previous prime is 1431324311. The next prime is 1431324371. The reversal of 1431324345 is 5434231341.

It is not a de Polignac number, because 1431324345 - 2⁷ = 1431324217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4337182 + ... + 4337511.

It is an arithmetic number, because the mean of its divisors is an integer number (156144492).

Almost surely, 2^1431324345 is an apocalyptic number.

1431324345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1431324345 is a deficient number, since it is larger than the sum of its proper divisors (1066987527).

1431324345 is a wasteful number, since it uses less digits than its factorization.

1431324345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8674712.

The product of its digits is 17280, while the sum is 30.

The square root of 1431324345 is about 37832.8474344715. The cubic root of 1431324345 is about 1126.9708583744.

Adding to 1431324345 its reverse (5434231341), we get a palindrome (6865555686).

The spelling of 1431324345 in words is "one billion, four hundred thirty-one million, three hundred twenty-four thousand, three hundred forty-five".