1156946 has 16 divisors (see below), whose sum is σ = 2070144. Its totient is φ = 474144.

The previous prime is 1156927. The next prime is 1156949. The reversal of 1156946 is 6496511.

It is not an unprimeable number, because it can be changed into a prime (1156949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1475 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (129384).

2^1156946 is an apocalyptic number.

1156946 is a deficient number, since it is larger than the sum of its proper divisors (913198).

1156946 is a wasteful number, since it uses less digits than its factorization.

1156946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3625.

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

The square root of 1156946 is about 1075.6142431188. The cubic root of 1156946 is about 104.9794668844.

The spelling of 1156946 in words is "one million, one hundred fifty-six thousand, nine hundred forty-six".