1431730171379 has 2 divisors, whose sum is σ = 1431730171380. Its totient is φ = 1431730171378.

The previous prime is 1431730171373. The next prime is 1431730171429. The reversal of 1431730171379 is 9731710371341.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1431730171379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1431730171373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715865085689 + 715865085690.

It is an arithmetic number, because the mean of its divisors is an integer number (715865085690).

Almost surely, 2^{1431730171379} is an apocalyptic number.

1431730171379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431730171379 is an equidigital number, since it uses as much as digits as its factorization.

1431730171379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 333396, while the sum is 47.

The spelling of 1431730171379 in words is "one trillion, four hundred thirty-one billion, seven hundred thirty million, one hundred seventy-one thousand, three hundred seventy-nine".