1434772777979 has 2 divisors, whose sum is σ = 1434772777980. Its totient is φ = 1434772777978.

The previous prime is 1434772777973. The next prime is 1434772778029. The reversal of 1434772777979 is 9797772774341.

It is a weak prime.

It is an emirp because it is prime and its reverse (9797772774341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1434772777979 - 2³⁶ = 1366053301243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1434772777973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717386388989 + 717386388990.

It is an arithmetic number, because the mean of its divisors is an integer number (717386388990).

Almost surely, 2^{1434772777979} is an apocalyptic number.

1434772777979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434772777979 is an equidigital number, since it uses as much as digits as its factorization.

1434772777979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 914838624, while the sum is 74.

The spelling of 1434772777979 in words is "one trillion, four hundred thirty-four billion, seven hundred seventy-two million, seven hundred seventy-seven thousand, nine hundred seventy-nine".