1420431099943 has 2 divisors, whose sum is σ = 1420431099944. Its totient is φ = 1420431099942.

The previous prime is 1420431099931. The next prime is 1420431100007. The reversal of 1420431099943 is 3499901340241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1420431099943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420431091943) 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 as a sum of consecutive naturals, namely, 710215549971 + 710215549972.

It is an arithmetic number, because the mean of its divisors is an integer number (710215549972).

Almost surely, 2^{1420431099943} is an apocalyptic number.

1420431099943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420431099943 is an equidigital number, since it uses as much as digits as its factorization.

1420431099943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 1420431099943 in words is "one trillion, four hundred twenty billion, four hundred thirty-one million, ninety-nine thousand, nine hundred forty-three".