1146905 has 16 divisors (see below), whose sum is σ = 1482624. Its totient is φ = 848640.

The previous prime is 1146881. The next prime is 1146911. The reversal of 1146905 is 5096411.

It is not a de Polignac number, because 1146905 - 2⁶ = 1146841 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8690 + ... + 8820.

It is an arithmetic number, because the mean of its divisors is an integer number (92664).

2^1146905 is an apocalyptic number.

It is an amenable number.

1146905 is a deficient number, since it is larger than the sum of its proper divisors (335719).

1146905 is a wasteful number, since it uses less digits than its factorization.

1146905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1146905 is about 1070.9365060544. The cubic root of 1146905 is about 104.6748824921.

The spelling of 1146905 in words is "one million, one hundred forty-six thousand, nine hundred five".