1141021452 has 24 divisors (see below), whose sum is σ = 2664550000. Its totient is φ = 380030976.

The previous prime is 1141021451. The next prime is 1141021481. The reversal of 1141021452 is 2541201411.

It is not an unprimeable number, because it can be changed into a prime (1141021451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23077 + ... + 53052.

Almost surely, 2^1141021452 is an apocalyptic number.

1141021452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1141021452 is an abundant number, since it is smaller than the sum of its proper divisors (1523528548).

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

1141021452 is a wasteful number, since it uses less digits than its factorization.

1141021452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77385 (or 77383 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1141021452 is about 33779.0090440794. The cubic root of 1141021452 is about 1044.9558376673.

Adding to 1141021452 its reverse (2541201411), we get a palindrome (3682222863).

The spelling of 1141021452 in words is "one billion, one hundred forty-one million, twenty-one thousand, four hundred fifty-two".