1066644134 has 16 divisors (see below), whose sum is σ = 1616105040. Its totient is φ = 527951520.

The previous prime is 1066644101. The next prime is 1066644143. The reversal of 1066644134 is 4314466601.

It is a happy number.

It is a super-2 number, since 2×1066644134² = 2275459417193219912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1066644094 and 1066644103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479144 + ... + 481364.

It is an arithmetic number, because the mean of its divisors is an integer number (101006565).

Almost surely, 2^1066644134 is an apocalyptic number.

1066644134 is a deficient number, since it is larger than the sum of its proper divisors (549460906).

1066644134 is a wasteful number, since it uses less digits than its factorization.

1066644134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 1066644134 is about 32659.5182756880. The cubic root of 1066644134 is about 1021.7387152262.

The spelling of 1066644134 in words is "one billion, sixty-six million, six hundred forty-four thousand, one hundred thirty-four".