1141042431111 has 16 divisors (see below), whose sum is σ = 1662164232960. Its totient is φ = 690513304320.

The previous prime is 1141042431091. The next prime is 1141042431163. The reversal of 1141042431111 is 1111342401411.

It is a happy number.

It is not a de Polignac number, because 1141042431111 - 2⁶ = 1141042431047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141042431211) 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, 25666531 + ... + 25710948.

It is an arithmetic number, because the mean of its divisors is an integer number (103885264560).

Almost surely, 2^{1141042431111} is an apocalyptic number.

1141042431111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1141042431111 is a deficient number, since it is larger than the sum of its proper divisors (521121801849).

1141042431111 is a wasteful number, since it uses less digits than its factorization.

1141042431111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51378166.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 1141042431111 its reverse (1111342401411), we get a palindrome (2252384832522).

The spelling of 1141042431111 in words is "one trillion, one hundred forty-one billion, forty-two million, four hundred thirty-one thousand, one hundred eleven".