1141100111 has 8 divisors (see below), whose sum is σ = 1178304000. Its totient is φ = 1103920920.

The previous prime is 1141100101. The next prime is 1141100117. The reversal of 1141100111 is 1110011411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1141100111 - 2⁶ = 1141100047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141100092 and 1141100101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141100117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154460 + ... + 161678.

It is an arithmetic number, because the mean of its divisors is an integer number (147288000).

Almost surely, 2^1141100111 is an apocalyptic number.

1141100111 is a deficient number, since it is larger than the sum of its proper divisors (37203889).

1141100111 is an equidigital number, since it uses as much as digits as its factorization.

1141100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12349.

The product of its (nonzero) digits is 4, while the sum is 11.

The square root of 1141100111 is about 33780.1733417696. The cubic root of 1141100111 is about 1044.9798492791.

Adding to 1141100111 its reverse (1110011411), we get a palindrome (2251111522).

The spelling of 1141100111 in words is "one billion, one hundred forty-one million, one hundred thousand, one hundred eleven".