1070856109 has 16 divisors (see below), whose sum is σ = 1121311296. Its totient is φ = 1021680000.

The previous prime is 1070856097. The next prime is 1070856113. The reversal of 1070856109 is 9016580701.

It is a cyclic number.

It is not a de Polignac number, because 1070856109 - 2¹³ = 1070847917 is a prime.

It is a super-2 number, since 2×1070856109² = 2293465612365239762, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1070856119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621369 + ... + 623089.

It is an arithmetic number, because the mean of its divisors is an integer number (70081956).

Almost surely, 2^1070856109 is an apocalyptic number.

It is an amenable number.

1070856109 is a deficient number, since it is larger than the sum of its proper divisors (50455187).

1070856109 is a wasteful number, since it uses less digits than its factorization.

1070856109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076.

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 1070856109 is about 32723.9378590047. The cubic root of 1070856109 is about 1023.0818328804.

The spelling of 1070856109 in words is "one billion, seventy million, eight hundred fifty-six thousand, one hundred nine".