1271790003159 has 24 divisors (see below), whose sum is σ = 1978400183760. Its totient is φ = 782616195072.

The previous prime is 1271790003137. The next prime is 1271790003161. The reversal of 1271790003159 is 9513000971721.

It is a happy number.

It is not a de Polignac number, because 1271790003159 - 2¹⁵ = 1271789970391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1271790003059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4184407 + ... + 4478039.

It is an arithmetic number, because the mean of its divisors is an integer number (82433340990).

Almost surely, 2^{1271790003159} is an apocalyptic number.

1271790003159 is a deficient number, since it is larger than the sum of its proper divisors (706610180601).

1271790003159 is a wasteful number, since it uses less digits than its factorization.

1271790003159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330671 (or 330668 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 45.

The spelling of 1271790003159 in words is "one trillion, two hundred seventy-one billion, seven hundred ninety million, three thousand, one hundred fifty-nine".