1146505 has 8 divisors (see below), whose sum is σ = 1389312. Its totient is φ = 908208.

The previous prime is 1146491. The next prime is 1146511. The reversal of 1146505 is 5056411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1146505 - 2¹⁷ = 1015433 is a prime.

It is a Duffinian number.

1146505 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537 + ... + 1606.

It is an arithmetic number, because the mean of its divisors is an integer number (173664).

2^1146505 is an apocalyptic number.

It is an amenable number.

1146505 is a deficient number, since it is larger than the sum of its proper divisors (242807).

1146505 is a wasteful number, since it uses less digits than its factorization.

1146505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1146505 is about 1070.7497373336. The cubic root of 1146505 is about 104.6627121085.

The spelling of 1146505 in words is "one million, one hundred forty-six thousand, five hundred five".