1075381856 has 12 divisors (see below), whose sum is σ = 2117158092. Its totient is φ = 537690912.

The previous prime is 1075381837. The next prime is 1075381861. The reversal of 1075381856 is 6581835701.

It is a super-2 number, since 2×1075381856² = 2312892272428009472, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16802810 + ... + 16802873.

It is an arithmetic number, because the mean of its divisors is an integer number (176429841).

Almost surely, 2^1075381856 is an apocalyptic number.

1075381856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1075381856 is a deficient number, since it is larger than the sum of its proper divisors (1041776236).

1075381856 is an equidigital number, since it uses as much as digits as its factorization.

1075381856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33605693 (or 33605685 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The square root of 1075381856 is about 32793.0153538829. The cubic root of 1075381856 is about 1024.5210869196.

The spelling of 1075381856 in words is "one billion, seventy-five million, three hundred eighty-one thousand, eight hundred fifty-six".