1141205412 has 12 divisors (see below), whose sum is σ = 2662812656. Its totient is φ = 380401800.

The previous prime is 1141205411. The next prime is 1141205431. The reversal of 1141205412 is 2145021411.

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

It is not an unprimeable number, because it can be changed into a prime (1141205411) 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, 47550214 + ... + 47550237.

Almost surely, 2^1141205412 is an apocalyptic number.

1141205412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1141205412 is an abundant number, since it is smaller than the sum of its proper divisors (1521607244).

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

1141205412 is a wasteful number, since it uses less digits than its factorization.

1141205412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95100458 (or 95100456 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1141205412 is about 33781.7319271822. The cubic root of 1141205412 is about 1045.0119919566.

Adding to 1141205412 its reverse (2145021411), we get a palindrome (3286226823).

The spelling of 1141205412 in words is "one billion, one hundred forty-one million, two hundred five thousand, four hundred twelve".