1111381017 has 16 divisors (see below), whose sum is σ = 1495680000. Its totient is φ = 734027904.

The previous prime is 1111380997. The next prime is 1111381057. The reversal of 1111381017 is 7101831111.

It is not a de Polignac number, because 1111381017 - 2¹⁰ = 1111379993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111381057) 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, 179784 + ... + 185862.

It is an arithmetic number, because the mean of its divisors is an integer number (93480000).

Almost surely, 2^1111381017 is an apocalyptic number.

It is an amenable number.

1111381017 is a deficient number, since it is larger than the sum of its proper divisors (384298983).

1111381017 is a wasteful number, since it uses less digits than its factorization.

1111381017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640.

The product of its (nonzero) digits is 168, while the sum is 24.

The square root of 1111381017 is about 33337.3816758305. The cubic root of 1111381017 is about 1035.8280278966.

The spelling of 1111381017 in words is "one billion, one hundred eleven million, three hundred eighty-one thousand, seventeen".