1064383812 has 18 divisors (see below), whose sum is σ = 2690525838. Its totient is φ = 354794592.

The previous prime is 1064383807. The next prime is 1064383829. The reversal of 1064383812 is 2183834601.

1064383812 is a `hidden beast` number, since 1 + 0 + 643 + 8 + 3 + 8 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1054041156 + 10342656 = 32466^2 + 3216^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1064383812² = 2265825798495302688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 29566217 = 1064383812 / (1 + 0 + 6 + 4 + 3 + 8 + 3 + 8 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14783073 + ... + 14783144.

Almost surely, 2^1064383812 is an apocalyptic number.

1064383812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1064383812 is an abundant number, since it is smaller than the sum of its proper divisors (1626142026).

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

1064383812 is a wasteful number, since it uses less digits than its factorization.

1064383812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29566227 (or 29566222 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1064383812 is about 32624.8955860398. The cubic root of 1064383812 is about 1021.0164838003.

The spelling of 1064383812 in words is "one billion, sixty-four million, three hundred eighty-three thousand, eight hundred twelve".