1145966 has 16 divisors (see below), whose sum is σ = 1846800. Its totient is φ = 531648.

The previous prime is 1145899. The next prime is 1145971. The reversal of 1145966 is 6695411.

It is an Ulam number.

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, 1730 + ... + 2298.

It is an arithmetic number, because the mean of its divisors is an integer number (115425).

2^1145966 is an apocalyptic number.

1145966 is a deficient number, since it is larger than the sum of its proper divisors (700834).

1145966 is a wasteful number, since it uses less digits than its factorization.

1145966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643.

The product of its digits is 6480, while the sum is 32.

The square root of 1145966 is about 1070.4980149444. The cubic root of 1145966 is about 104.6463080385.

The spelling of 1145966 in words is "one million, one hundred forty-five thousand, nine hundred sixty-six".