1139017742 has 16 divisors (see below), whose sum is σ = 1738472064. Its totient is φ = 559548000.

The previous prime is 1139017699. The next prime is 1139017751. The reversal of 1139017742 is 2477109311.

It is a super-2 number, since 2×1139017742² = 2594722833181557128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116192 + ... + 125612.

It is an arithmetic number, because the mean of its divisors is an integer number (108654504).

Almost surely, 2^1139017742 is an apocalyptic number.

1139017742 is a deficient number, since it is larger than the sum of its proper divisors (599454322).

1139017742 is an equidigital number, since it uses as much as digits as its factorization.

1139017742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10475.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 1139017742 is about 33749.3369120047. The cubic root of 1139017742 is about 1044.3438084877.

The spelling of 1139017742 in words is "one billion, one hundred thirty-nine million, seventeen thousand, seven hundred forty-two".