1141689924 has 96 divisors (see below), whose sum is σ = 3020976000. Its totient is φ = 372791808.

The previous prime is 1141689919. The next prime is 1141689929. The reversal of 1141689924 is 4299861411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1141689919) and next prime (1141689929).

It is a self number, because there is not a number n which added to its sum of digits gives 1141689924.

It is not an unprimeable number, because it can be changed into a prime (1141689929) 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 31 ways as a sum of consecutive naturals, for example, 1410832 + ... + 1411640.

It is an arithmetic number, because the mean of its divisors is an integer number (31468500).

Almost surely, 2^1141689924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141689924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1510488000).

1141689924 is an abundant number, since it is smaller than the sum of its proper divisors (1879286076).

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

1141689924 is a wasteful number, since it uses less digits than its factorization.

1141689924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074 (or 1066 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 1141689924 is about 33788.9023793316. The cubic root of 1141689924 is about 1045.1598616877.

The spelling of 1141689924 in words is "one billion, one hundred forty-one million, six hundred eighty-nine thousand, nine hundred twenty-four".