1141442511 has 16 divisors (see below), whose sum is σ = 1676723328. Its totient is φ = 684932000.

The previous prime is 1141442507. The next prime is 1141442579. The reversal of 1141442511 is 1152441411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1141442511 - 2² = 1141442507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141442591) 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 15 ways as a sum of consecutive naturals, for example, 167901 + ... + 174566.

It is an arithmetic number, because the mean of its divisors is an integer number (104795208).

Almost surely, 2^1141442511 is an apocalyptic number.

1141442511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1141442511 is a deficient number, since it is larger than the sum of its proper divisors (535280817).

1141442511 is a wasteful number, since it uses less digits than its factorization.

1141442511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342582.

The product of its digits is 640, while the sum is 24.

The square root of 1141442511 is about 33785.2410232634. The cubic root of 1141442511 is about 1045.0843581694.

Adding to 1141442511 its reverse (1152441411), we get a palindrome (2293883922).

The spelling of 1141442511 in words is "one billion, one hundred forty-one million, four hundred forty-two thousand, five hundred eleven".