1145169966 has 16 divisors (see below), whose sum is σ = 2290737744. Its totient is φ = 381657024.

The previous prime is 1145169959. The next prime is 1145169967. The reversal of 1145169966 is 6699615411.

It is a super-2 number, since 2×1145169966² = 2622828502056882312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145169967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31636 + ... + 57368.

It is an arithmetic number, because the mean of its divisors is an integer number (143171109).

Almost surely, 2^1145169966 is an apocalyptic number.

1145169966 is an abundant number, since it is smaller than the sum of its proper divisors (1145567778).

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

1145169966 is a wasteful number, since it uses less digits than its factorization.

1145169966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33155.

The product of its digits is 349920, while the sum is 48.

The square root of 1145169966 is about 33840.3600158154. The cubic root of 1145169966 is about 1046.2207191667.

The spelling of 1145169966 in words is "one billion, one hundred forty-five million, one hundred sixty-nine thousand, nine hundred sixty-six".