1431200445 has 8 divisors (see below), whose sum is σ = 2289920736. Its totient is φ = 763306896.

The previous prime is 1431200443. The next prime is 1431200453. The reversal of 1431200445 is 5440021341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1431200445 - 2¹ = 1431200443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431200443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47706667 + ... + 47706696.

It is an arithmetic number, because the mean of its divisors is an integer number (286240092).

Almost surely, 2^1431200445 is an apocalyptic number.

1431200445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1431200445 is a deficient number, since it is larger than the sum of its proper divisors (858720291).

1431200445 is an equidigital number, since it uses as much as digits as its factorization.

1431200445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95413371.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1431200445 is about 37831.2099330698. The cubic root of 1431200445 is about 1126.9383393722.

Adding to 1431200445 its reverse (5440021341), we get a palindrome (6871221786).

The spelling of 1431200445 in words is "one billion, four hundred thirty-one million, two hundred thousand, four hundred forty-five".