119565966 has 32 divisors (see below), whose sum is σ = 258854400. Its totient is φ = 36599904.

The previous prime is 119565961. The next prime is 119565967. The reversal of 119565966 is 669565911.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119565961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11671 + ... + 19373.

It is an arithmetic number, because the mean of its divisors is an integer number (8089200).

Almost surely, 2^119565966 is an apocalyptic number.

119565966 is an abundant number, since it is smaller than the sum of its proper divisors (139288434).

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

119565966 is a wasteful number, since it uses less digits than its factorization.

119565966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7920.

The product of its digits is 437400, while the sum is 48.

The square root of 119565966 is about 10934.6223528753. The cubic root of 119565966 is about 492.6470187312.

Subtracting 119565966 from its reverse (669565911), we obtain a palindrome (549999945).

It can be divided in two parts, 1195 and 65966, that added together give a triangular number (67161 = T₃₆₆).

The spelling of 119565966 in words is "one hundred nineteen million, five hundred sixty-five thousand, nine hundred sixty-six".