1111368141 has 32 divisors (see below), whose sum is σ = 1778999040. Its totient is φ = 681652800.

The previous prime is 1111368109. The next prime is 1111368143. The reversal of 1111368141 is 1418631111.

It is not a de Polignac number, because 1111368141 - 2⁵ = 1111368109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111368143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104071 + ... + 114251.

It is an arithmetic number, because the mean of its divisors is an integer number (55593720).

Almost surely, 2^1111368141 is an apocalyptic number.

It is an amenable number.

1111368141 is a deficient number, since it is larger than the sum of its proper divisors (667630899).

1111368141 is a wasteful number, since it uses less digits than its factorization.

1111368141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10514 (or 10508 counting only the distinct ones).

The product of its digits is 576, while the sum is 27.

The square root of 1111368141 is about 33337.1885587252. The cubic root of 1111368141 is about 1035.8240276563.

Adding to 1111368141 its reverse (1418631111), we get a palindrome (2529999252).

The spelling of 1111368141 in words is "one billion, one hundred eleven million, three hundred sixty-eight thousand, one hundred forty-one".