1049155549171 has 8 divisors (see below), whose sum is σ = 1100436874560. Its totient is φ = 999080843328.

The previous prime is 1049155549159. The next prime is 1049155549193. The reversal of 1049155549171 is 1719455519401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1049155549171 - 2⁹ = 1049155548659 is a prime.

It is a super-2 number, since 2×1049155549171² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1049155549471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301653106 + ... + 301656583.

It is an arithmetic number, because the mean of its divisors is an integer number (137554609320).

Almost surely, 2^{1049155549171} is an apocalyptic number.

1049155549171 is a deficient number, since it is larger than the sum of its proper divisors (51281325389).

1049155549171 is an equidigital number, since it uses as much as digits as its factorization.

1049155549171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603309773.

The product of its (nonzero) digits is 1134000, while the sum is 52.

The spelling of 1049155549171 in words is "one trillion, forty-nine billion, one hundred fifty-five million, five hundred forty-nine thousand, one hundred seventy-one".