1141203252 has 96 divisors (see below), whose sum is σ = 3107865600. Its totient is φ = 319180032.

The previous prime is 1141203227. The next prime is 1141203263. The reversal of 1141203252 is 2523021411.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2026723 + ... + 2027285.

It is an arithmetic number, because the mean of its divisors is an integer number (32373600).

Almost surely, 2^1141203252 is an apocalyptic number.

1141203252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141203252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1553932800).

1141203252 is an abundant number, since it is smaller than the sum of its proper divisors (1966662348).

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

1141203252 is a wasteful number, since it uses less digits than its factorization.

1141203252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045 (or 1043 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1141203252 is about 33781.6999572254. The cubic root of 1141203252 is about 1045.0113326457.

Adding to 1141203252 its reverse (2523021411), we get a palindrome (3664224663).

The spelling of 1141203252 in words is "one billion, one hundred forty-one million, two hundred three thousand, two hundred fifty-two".