11773142 has 8 divisors (see below), whose sum is σ = 18070536. Its totient is φ = 5749632.

The previous prime is 11773127. The next prime is 11773189. The reversal of 11773142 is 24137711.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 68363 + ... + 68534.

It is an arithmetic number, because the mean of its divisors is an integer number (2258817).

Almost surely, 2^11773142 is an apocalyptic number.

11773142 is a deficient number, since it is larger than the sum of its proper divisors (6297394).

11773142 is a wasteful number, since it uses less digits than its factorization.

11773142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136942.

The product of its digits is 1176, while the sum is 26.

The square root of 11773142 is about 3431.2012473768. The cubic root of 11773142 is about 227.4909516185.

The spelling of 11773142 in words is "eleven million, seven hundred seventy-three thousand, one hundred forty-two".