1071064512 has 112 divisors (see below), whose sum is σ = 3598590720. Its totient is φ = 306014976.

The previous prime is 1071064487. The next prime is 1071064513. The reversal of 1071064512 is 2154601701.

It is a happy number.

1071064512 is a `hidden beast` number, since 1 + 0 + 7 + 1 + 0 + 645 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×1071064512² = 2294358377731596288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071064513) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 32178 + ... + 56369.

Almost surely, 2^1071064512 is an apocalyptic number.

1071064512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1071064512 is an abundant number, since it is smaller than the sum of its proper divisors (2527526208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071064512 is an equidigital number, since it uses as much as digits as its factorization.

1071064512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88575 (or 88559 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1071064512 is about 32727.1219632891. The cubic root of 1071064512 is about 1023.1481970699.

The spelling of 1071064512 in words is "one billion, seventy-one million, sixty-four thousand, five hundred twelve".