1429123959847 has 2 divisors, whose sum is σ = 1429123959848. Its totient is φ = 1429123959846.

The previous prime is 1429123959841. The next prime is 1429123959859. The reversal of 1429123959847 is 7489593219241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1429123959847 - 2³ = 1429123959839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1429123959841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714561979923 + 714561979924.

It is an arithmetic number, because the mean of its divisors is an integer number (714561979924).

Almost surely, 2^{1429123959847} is an apocalyptic number.

1429123959847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1429123959847 is an equidigital number, since it uses as much as digits as its factorization.

1429123959847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39191040, while the sum is 64.

The spelling of 1429123959847 in words is "one trillion, four hundred twenty-nine billion, one hundred twenty-three million, nine hundred fifty-nine thousand, eight hundred forty-seven".