1431445745873 has 8 divisors (see below), whose sum is σ = 1681698498816. Its totient is φ = 1201213213200.

The previous prime is 1431445745867. The next prime is 1431445745879. The reversal of 1431445745873 is 3785475441341.

It is an interprime number because it is at equal distance from previous prime (1431445745867) and next prime (1431445745879).

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

It is not a de Polignac number, because 1431445745873 - 2⁸ = 1431445745617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1431445745879) 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, 5005054913 + ... + 5005055198.

It is an arithmetic number, because the mean of its divisors is an integer number (210212312352).

Almost surely, 2^{1431445745873} is an apocalyptic number.

1431445745873 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1431445745873 is a deficient number, since it is larger than the sum of its proper divisors (250252752943).

1431445745873 is a wasteful number, since it uses less digits than its factorization.

1431445745873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10010110135.

The product of its digits is 22579200, while the sum is 56.

The spelling of 1431445745873 in words is "one trillion, four hundred thirty-one billion, four hundred forty-five million, seven hundred forty-five thousand, eight hundred seventy-three".