1141809317669 has 4 divisors (see below), whose sum is σ = 1152284632620. Its totient is φ = 1131334002720.

The previous prime is 1141809317633. The next prime is 1141809317687. The reversal of 1141809317669 is 9667139081411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 589555230625 + 552254087044 = 767825^2 + 743138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141809317669 is a prime.

It is a super-2 number, since 2×1141809317669² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141809317699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5237657312 + ... + 5237657529.

It is an arithmetic number, because the mean of its divisors is an integer number (288071158155).

Almost surely, 2^{1141809317669} is an apocalyptic number.

It is an amenable number.

1141809317669 is a deficient number, since it is larger than the sum of its proper divisors (10475314951).

1141809317669 is a wasteful number, since it uses less digits than its factorization.

1141809317669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10475314950.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The spelling of 1141809317669 in words is "one trillion, one hundred forty-one billion, eight hundred nine million, three hundred seventeen thousand, six hundred sixty-nine".