1146455 has 8 divisors (see below), whose sum is σ = 1384992. Its totient is φ = 911008.

The previous prime is 1146421. The next prime is 1146461. The reversal of 1146455 is 5546411.

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 1146455 - 2⁶ = 1146391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 149 + ... + 1521.

It is an arithmetic number, because the mean of its divisors is an integer number (173124).

2^1146455 is an apocalyptic number.

1146455 is a deficient number, since it is larger than the sum of its proper divisors (238537).

1146455 is a wasteful number, since it uses less digits than its factorization.

1146455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545.

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

The square root of 1146455 is about 1070.7263889528. The cubic root of 1146455 is about 104.6611906115.

The spelling of 1146455 in words is "one million, one hundred forty-six thousand, four hundred fifty-five".