1141045120 has 32 divisors (see below), whose sum is σ = 2727812520. Its totient is φ = 456417792.

The previous prime is 1141045097. The next prime is 1141045123. The reversal of 1141045120 is 215401411.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141045123) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 890802 + ... + 892081.

Almost surely, 2^1141045120 is an apocalyptic number.

1141045120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141045120 is an abundant number, since it is smaller than the sum of its proper divisors (1586767400).

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

1141045120 is an equidigital number, since it uses as much as digits as its factorization.

1141045120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782902 (or 1782890 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1141045120 is about 33779.3593781765. The cubic root of 1141045120 is about 1044.9630627268.

Adding to 1141045120 its reverse (215401411), we get a palindrome (1356446531).

The spelling of 1141045120 in words is "one billion, one hundred forty-one million, forty-five thousand, one hundred twenty".