11142946 has 4 divisors (see below), whose sum is σ = 16714422. Its totient is φ = 5571472.

The previous prime is 11142941. The next prime is 11142947. The reversal of 11142946 is 64924111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10017225 + 1125721 = 3165^2 + 1061^2 .

It is not an unprimeable number, because it can be changed into a prime (11142941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2785735 + ... + 2785738.

Almost surely, 2^11142946 is an apocalyptic number.

11142946 is a deficient number, since it is larger than the sum of its proper divisors (5571476).

11142946 is an equidigital number, since it uses as much as digits as its factorization.

11142946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5571475.

The product of its digits is 1728, while the sum is 28.

The square root of 11142946 is about 3338.1051511299. The cubic root of 11142946 is about 223.3572267202.

The spelling of 11142946 in words is "eleven million, one hundred forty-two thousand, nine hundred forty-six".