1141881141 has 8 divisors (see below), whose sum is σ = 1526526880. Its totient is φ = 759244752.

The previous prime is 1141881127. The next prime is 1141881151. The reversal of 1141881141 is 1411881411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1141881141 - 2¹⁷ = 1141750069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141881099 and 1141881108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141881151) 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, 501010 + ... + 503283.

It is an arithmetic number, because the mean of its divisors is an integer number (190815860).

Almost surely, 2^1141881141 is an apocalyptic number.

It is an amenable number.

1141881141 is a deficient number, since it is larger than the sum of its proper divisors (384645739).

1141881141 is a wasteful number, since it uses less digits than its factorization.

1141881141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004675.

The product of its digits is 1024, while the sum is 30.

The square root of 1141881141 is about 33791.7318437514. The cubic root of 1141881141 is about 1045.2182082880.

The spelling of 1141881141 in words is "one billion, one hundred forty-one million, eight hundred eighty-one thousand, one hundred forty-one".