1141042155 has 16 divisors (see below), whose sum is σ = 1991637504. Its totient is φ = 553232480.

The previous prime is 1141042151. The next prime is 1141042183. The reversal of 1141042155 is 5512401411.

It is not a de Polignac number, because 1141042155 - 2² = 1141042151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1141042151) 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, 3457539 + ... + 3457868.

It is an arithmetic number, because the mean of its divisors is an integer number (124477344).

Almost surely, 2^1141042155 is an apocalyptic number.

1141042155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1141042155 is a deficient number, since it is larger than the sum of its proper divisors (850595349).

1141042155 is a wasteful number, since it uses less digits than its factorization.

1141042155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6915426.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1141042155 is about 33779.3154904003. The cubic root of 1141042155 is about 1044.9621576156.

Adding to 1141042155 its reverse (5512401411), we get a palindrome (6653443566).

The spelling of 1141042155 in words is "one billion, one hundred forty-one million, forty-two thousand, one hundred fifty-five".