1141023444 has 96 divisors (see below), whose sum is σ = 3016742400. Its totient is φ = 332492160.

The previous prime is 1141023439. The next prime is 1141023449. The reversal of 1141023444 is 4443201411.

It is an interprime number because it is at equal distance from previous prime (1141023439) and next prime (1141023449).

It is a super-2 number, since 2×1141023444² = 2603868999515242272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141023449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1327887 + ... + 1328745.

It is an arithmetic number, because the mean of its divisors is an integer number (31424400).

Almost surely, 2^1141023444 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 1141023444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1508371200).

1141023444 is an abundant number, since it is smaller than the sum of its proper divisors (1875718956).

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

1141023444 is a wasteful number, since it uses less digits than its factorization.

1141023444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253 (or 1251 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1141023444 is about 33779.0385298339. The cubic root of 1141023444 is about 1044.9564457630.

Adding to 1141023444 its reverse (4443201411), we get a palindrome (5584224855).

The spelling of 1141023444 in words is "one billion, one hundred forty-one million, twenty-three thousand, four hundred forty-four".