1434772771997 has 2 divisors, whose sum is σ = 1434772771998. Its totient is φ = 1434772771996.

The previous prime is 1434772771951. The next prime is 1434772772011. The reversal of 1434772771997 is 7991772774341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1047417152356 + 387355619641 = 1023434^2 + 622379^2 .

It is a cyclic number.

It is not a de Polignac number, because 1434772771997 - 2²⁰ = 1434771723421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1434772779997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 717386385998 + 717386385999.

It is an arithmetic number, because the mean of its divisors is an integer number (717386385999).

Almost surely, 2^{1434772771997} is an apocalyptic number.

It is an amenable number.

1434772771997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1434772771997 is an equidigital number, since it uses as much as digits as its factorization.

1434772771997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 130691232, while the sum is 68.

The spelling of 1434772771997 in words is "one trillion, four hundred thirty-four billion, seven hundred seventy-two million, seven hundred seventy-one thousand, nine hundred ninety-seven".