1085791142 has 8 divisors (see below), whose sum is σ = 1641119832. Its totient is φ = 538751200.

The previous prime is 1085791129. The next prime is 1085791169. The reversal of 1085791142 is 2411975801.

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

It is a junction number, because it is equal to n+sod(n) for n = 1085791096 and 1085791105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2071859 + ... + 2072382.

It is an arithmetic number, because the mean of its divisors is an integer number (205139979).

Almost surely, 2^1085791142 is an apocalyptic number.

1085791142 is a deficient number, since it is larger than the sum of its proper divisors (555328690).

1085791142 is a wasteful number, since it uses less digits than its factorization.

1085791142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144374.

The product of its (nonzero) digits is 20160, while the sum is 38.

The square root of 1085791142 is about 32951.3450711803. The cubic root of 1085791142 is about 1027.8161357945.

The spelling of 1085791142 in words is "one billion, eighty-five million, seven hundred ninety-one thousand, one hundred forty-two".