1066161246 has 16 divisors (see below), whose sum is σ = 2135007504. Its totient is φ = 354939584.

The previous prime is 1066161209. The next prime is 1066161247. The reversal of 1066161246 is 6421616601.

It is a happy number.

It is a super-2 number, since 2×1066161246² = 2273399604944545032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066161247) 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 7 ways as a sum of consecutive naturals, for example, 106695 + ... + 116258.

It is an arithmetic number, because the mean of its divisors is an integer number (133437969).

Almost surely, 2^1066161246 is an apocalyptic number.

1066161246 is an abundant number, since it is smaller than the sum of its proper divisors (1068846258).

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

1066161246 is a wasteful number, since it uses less digits than its factorization.

1066161246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223755.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1066161246 is about 32652.1246781890. The cubic root of 1066161246 is about 1021.5845057692.

Adding to 1066161246 its reverse (6421616601), we get a palindrome (7487777847).

The spelling of 1066161246 in words is "one billion, sixty-six million, one hundred sixty-one thousand, two hundred forty-six".