1145114012 has 12 divisors (see below), whose sum is σ = 2290228080. Its totient is φ = 490763136.

The previous prime is 1145113979. The next prime is 1145114017. The reversal of 1145114012 is 2104115411.

1145114012 is an admirable number.

It is a super-2 number, since 2×1145114012² = 2622572200957472288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145114017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20448437 + ... + 20448492.

It is an arithmetic number, because the mean of its divisors is an integer number (190852340).

Almost surely, 2^1145114012 is an apocalyptic number.

It is an amenable number.

1145114012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145114012 is a wasteful number, since it uses less digits than its factorization.

1145114012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40896940 (or 40896938 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 1145114012 is about 33839.5332710131. The cubic root of 1145114012 is about 1046.2036791379.

Adding to 1145114012 its reverse (2104115411), we get a palindrome (3249229423).

The spelling of 1145114012 in words is "one billion, one hundred forty-five million, one hundred fourteen thousand, twelve".