1271434230999 has 12 divisors (see below), whose sum is σ = 1837617822456. Its totient is φ = 847114338672.

The previous prime is 1271434230949. The next prime is 1271434231007. The reversal of 1271434230999 is 9990324341721.

1271434230999 is a `hidden beast` number, since 127 + 1 + 4 + 3 + 423 + 0 + 9 + 99 = 666.

It is not a de Polignac number, because 1271434230999 - 2¹⁵ = 1271434198231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1271434230949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42357664 + ... + 42387669.

It is an arithmetic number, because the mean of its divisors is an integer number (153134818538).

Almost surely, 2^{1271434230999} is an apocalyptic number.

1271434230999 is a deficient number, since it is larger than the sum of its proper divisors (566183591457).

1271434230999 is a wasteful number, since it uses less digits than its factorization.

1271434230999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84747006 (or 84747003 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 1271434230999 in words is "one trillion, two hundred seventy-one billion, four hundred thirty-four million, two hundred thirty thousand, nine hundred ninety-nine".