1141141020 has 24 divisors (see below), whose sum is σ = 3195195024. Its totient is φ = 304304256.

The previous prime is 1141141019. The next prime is 1141141049. The reversal of 1141141020 is 201411411.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 7 ways as a sum of consecutive naturals, for example, 9509449 + ... + 9509568.

It is an arithmetic number, because the mean of its divisors is an integer number (133133126).

Almost surely, 2^1141141020 is an apocalyptic number.

1141141020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141141020 is an abundant number, since it is smaller than the sum of its proper divisors (2054054004).

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

1141141020 is a wasteful number, since it uses less digits than its factorization.

1141141020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19019029 (or 19019027 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1141141020 is about 33780.7788542538. The cubic root of 1141141020 is about 1044.9923368103.

Adding to 1141141020 its reverse (201411411), we get a palindrome (1342552431).

The spelling of 1141141020 in words is "one billion, one hundred forty-one million, one hundred forty-one thousand, twenty".