1141881814 has 16 divisors (see below), whose sum is σ = 1746223056. Its totient is φ = 559864800.

The previous prime is 1141881791. The next prime is 1141881821. The reversal of 1141881814 is 4181881411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26244 + ... + 54520.

It is an arithmetic number, because the mean of its divisors is an integer number (109138941).

Almost surely, 2^1141881814 is an apocalyptic number.

1141881814 is a deficient number, since it is larger than the sum of its proper divisors (604341242).

1141881814 is a wasteful number, since it uses less digits than its factorization.

1141881814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28671.

The product of its digits is 8192, while the sum is 37.

The square root of 1141881814 is about 33791.7418018071. The cubic root of 1141881814 is about 1045.2184136309.

The spelling of 1141881814 in words is "one billion, one hundred forty-one million, eight hundred eighty-one thousand, eight hundred fourteen".