1155111334 has 8 divisors (see below), whose sum is σ = 1865949120. Its totient is φ = 533128296.

The previous prime is 1155111323. The next prime is 1155111337. The reversal of 1155111334 is 4331115511.

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

It is a junction number, because it is equal to n+sod(n) for n = 1155111299 and 1155111308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155111337) 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, 22213654 + ... + 22213705.

It is an arithmetic number, because the mean of its divisors is an integer number (233243640).

Almost surely, 2^1155111334 is an apocalyptic number.

1155111334 is a deficient number, since it is larger than the sum of its proper divisors (710837786).

1155111334 is a wasteful number, since it uses less digits than its factorization.

1155111334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44427374.

The product of its digits is 900, while the sum is 25.

The square root of 1155111334 is about 33986.9288697876. The cubic root of 1155111334 is about 1049.2394595348.

Adding to 1155111334 its reverse (4331115511), we get a palindrome (5486226845).

The spelling of 1155111334 in words is "one billion, one hundred fifty-five million, one hundred eleven thousand, three hundred thirty-four".