1105843012 has 6 divisors (see below), whose sum is σ = 1935225278. Its totient is φ = 552921504.

The previous prime is 1105842961. The next prime is 1105843091. The reversal of 1105843012 is 2103485011.

It can be written as a sum of positive squares in only one way, i.e., 639887616 + 465955396 = 25296^2 + 21586^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138230373 + ... + 138230380.

Almost surely, 2^1105843012 is an apocalyptic number.

It is an amenable number.

1105843012 is a deficient number, since it is larger than the sum of its proper divisors (829382266).

1105843012 is a wasteful number, since it uses less digits than its factorization.

1105843012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276460757 (or 276460755 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1105843012 is about 33254.2179580275. The cubic root of 1105843012 is about 1034.1046538966.

The spelling of 1105843012 in words is "one billion, one hundred five million, eight hundred forty-three thousand, twelve".