1141665852 has 24 divisors (see below), whose sum is σ = 2755746000. Its totient is φ = 367432576.

The previous prime is 1141665841. The next prime is 1141665853. The reversal of 1141665852 is 2585661411.

It is a self number, because there is not a number n which added to its sum of digits gives 1141665852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141665853) 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 7 ways as a sum of consecutive naturals, for example, 1639977 + ... + 1640672.

It is an arithmetic number, because the mean of its divisors is an integer number (114822750).

Almost surely, 2^1141665852 is an apocalyptic number.

1141665852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1141665852 is an abundant number, since it is smaller than the sum of its proper divisors (1614080148).

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

1141665852 is a wasteful number, since it uses less digits than its factorization.

1141665852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3280685 (or 3280683 counting only the distinct ones).

The product of its digits is 57600, while the sum is 39.

The square root of 1141665852 is about 33788.5461658237. The cubic root of 1141665852 is about 1045.1525160666.

The spelling of 1141665852 in words is "one billion, one hundred forty-one million, six hundred sixty-five thousand, eight hundred fifty-two".