1141042005 has 32 divisors (see below), whose sum is σ = 2062915200. Its totient is φ = 598237056.

The previous prime is 1141042003. The next prime is 1141042009. The reversal of 1141042005 is 5002401411.

It is not a de Polignac number, because 1141042005 - 2¹ = 1141042003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141042003) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 63664 + ... + 79593.

It is an arithmetic number, because the mean of its divisors is an integer number (64466100).

Almost surely, 2^1141042005 is an apocalyptic number.

1141042005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1141042005 is a deficient number, since it is larger than the sum of its proper divisors (921873195).

1141042005 is a wasteful number, since it uses less digits than its factorization.

1141042005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143330 (or 143324 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1141042005 is about 33779.3132701066. The cubic root of 1141042005 is about 1044.9621118258.

Adding to 1141042005 its reverse (5002401411), we get a palindrome (6143443416).

The spelling of 1141042005 in words is "one billion, one hundred forty-one million, forty-two thousand, five".