1140321012 has 12 divisors (see below), whose sum is σ = 2660749056. Its totient is φ = 380107000.

The previous prime is 1140321011. The next prime is 1140321037. The reversal of 1140321012 is 2101230411.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1140320982 and 1140321000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140321011) 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, 47513364 + ... + 47513387.

It is an arithmetic number, because the mean of its divisors is an integer number (221729088).

Almost surely, 2^1140321012 is an apocalyptic number.

1140321012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140321012 is an abundant number, since it is smaller than the sum of its proper divisors (1520428044).

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

1140321012 is a wasteful number, since it uses less digits than its factorization.

1140321012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95026758 (or 95026756 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1140321012 is about 33768.6394751106. The cubic root of 1140321012 is about 1044.7419711980.

Adding to 1140321012 its reverse (2101230411), we get a palindrome (3241551423).

The spelling of 1140321012 in words is "one billion, one hundred forty million, three hundred twenty-one thousand, twelve".