1141022140 has 12 divisors (see below), whose sum is σ = 2396146536. Its totient is φ = 456408848.

The previous prime is 1141022123. The next prime is 1141022153. The reversal of 1141022140 is 412201411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28525534 + ... + 28525573.

It is an arithmetic number, because the mean of its divisors is an integer number (199678878).

Almost surely, 2^1141022140 is an apocalyptic number.

1141022140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1141022140 is an abundant number, since it is smaller than the sum of its proper divisors (1255124396).

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

1141022140 is a wasteful number, since it uses less digits than its factorization.

1141022140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57051116 (or 57051114 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1141022140 is about 33779.0192279172. The cubic root of 1141022140 is about 1044.9560476924.

Adding to 1141022140 its reverse (412201411), we get a palindrome (1553223551).

The spelling of 1141022140 in words is "one billion, one hundred forty-one million, twenty-two thousand, one hundred forty".