1127340668169 has 9 divisors (see below), whose sum is σ = 1628385566119. Its totient is φ = 751558321920.

The previous prime is 1127340668143. The next prime is 1127340668177. The reversal of 1127340668169 is 9618660437211.

The square root of 1127340668169 is 1061763.

It is a perfect power (a square), and thus also a powerful number.

1127340668169 is a `hidden beast` number, since 1 + 1 + 2 + 73 + 406 + 6 + 8 + 169 = 666.

It can be written as a sum of positive squares in only one way, i.e., 314313845769 + 813026822400 = 560637^2 + 901680^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 1127340668169 - 2¹⁵ = 1127340635401 is a prime.

It is a super-2 number, since 2×1127340668169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1127340668369) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3008329 + ... + 3362249.

Almost surely, 2^{1127340668169} is an apocalyptic number.

1127340668169 is the 1061763-rd square number.

1127340668169 is the 530882-nd centered octagonal number.

It is an amenable number.

1127340668169 is a deficient number, since it is larger than the sum of its proper divisors (501044897950).

1127340668169 is an frugal number, since it uses more digits than its factorization.

1127340668169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707848 (or 353924 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 1127340668169 in words is "one trillion, one hundred twenty-seven billion, three hundred forty million, six hundred sixty-eight thousand, one hundred sixty-nine".