1155794479269 has 8 divisors (see below), whose sum is σ = 1541989342080. Its totient is φ = 770064634656.

The previous prime is 1155794479267. The next prime is 1155794479327. The reversal of 1155794479269 is 9629744975511.

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

It is not a de Polignac number, because 1155794479269 - 2¹ = 1155794479267 is a prime.

It is a super-2 number, since 2×1155794479269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155794479267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116248749 + ... + 116258690.

It is an arithmetic number, because the mean of its divisors is an integer number (192748667760).

Almost surely, 2^{1155794479269} is an apocalyptic number.

It is an amenable number.

1155794479269 is a deficient number, since it is larger than the sum of its proper divisors (386194862811).

1155794479269 is a wasteful number, since it uses less digits than its factorization.

1155794479269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232509099.

The product of its digits is 171460800, while the sum is 69.

The spelling of 1155794479269 in words is "one trillion, one hundred fifty-five billion, seven hundred ninety-four million, four hundred seventy-nine thousand, two hundred sixty-nine".