1141499328 has 168 divisors, whose sum is σ = 3270187008. Its totient is φ = 351171072.

The previous prime is 1141499291. The next prime is 1141499341. The reversal of 1141499328 is 8239941411.

It is a self number, because there is not a number n which added to its sum of digits gives 1141499328.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2980225 + ... + 2980607.

Almost surely, 2^1141499328 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 1141499328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1635093504).

1141499328 is an abundant number, since it is smaller than the sum of its proper divisors (2128687680).

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

1141499328 is a wasteful number, since it uses less digits than its factorization.

1141499328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 450 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 1141499328 is about 33786.0818681303. The cubic root of 1141499328 is about 1045.1016980915.

The spelling of 1141499328 in words is "one billion, one hundred forty-one million, four hundred ninety-nine thousand, three hundred twenty-eight".