1145546 has 8 divisors (see below), whose sum is σ = 1723680. Its totient is φ = 570988.

The previous prime is 1145539. The next prime is 1145593. The reversal of 1145546 is 6455411.

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

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 3 ways as a sum of consecutive naturals, for example, 155 + ... + 1521.

It is an arithmetic number, because the mean of its divisors is an integer number (215460).

2^1145546 is an apocalyptic number.

1145546 is a deficient number, since it is larger than the sum of its proper divisors (578134).

1145546 is a wasteful number, since it uses less digits than its factorization.

1145546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788.

The product of its digits is 2400, while the sum is 26.

The square root of 1145546 is about 1070.3018265891. The cubic root of 1145546 is about 104.6335220804.

The spelling of 1145546 in words is "one million, one hundred forty-five thousand, five hundred forty-six".