1141340871 has 16 divisors (see below), whose sum is σ = 1661362560. Its totient is φ = 691209120.

The previous prime is 1141340869. The next prime is 1141340881. The reversal of 1141340871 is 1780431411.

It is not a de Polignac number, because 1141340871 - 2¹ = 1141340869 is a prime.

It is a super-3 number, since 3×1141340871³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141340831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35056 + ... + 59258.

It is an arithmetic number, because the mean of its divisors is an integer number (103835160).

Almost surely, 2^1141340871 is an apocalyptic number.

1141340871 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1141340871 is a deficient number, since it is larger than the sum of its proper divisors (520021689).

1141340871 is a wasteful number, since it uses less digits than its factorization.

1141340871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25646.

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 1141340871 is about 33783.7367826592. The cubic root of 1141340871 is about 1045.0533373263.

The spelling of 1141340871 in words is "one billion, one hundred forty-one million, three hundred forty thousand, eight hundred seventy-one".