11172874 has 8 divisors (see below), whose sum is σ = 17641440. Its totient is φ = 5292396.

The previous prime is 11172857. The next prime is 11172881. The reversal of 11172874 is 47827111.

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

It is a super-2 number, since 2×11172874² = 249666226839752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146974 + ... + 147049.

It is an arithmetic number, because the mean of its divisors is an integer number (2205180).

Almost surely, 2^11172874 is an apocalyptic number.

11172874 is a deficient number, since it is larger than the sum of its proper divisors (6468566).

11172874 is a wasteful number, since it uses less digits than its factorization.

11172874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294044.

The product of its digits is 3136, while the sum is 31.

The square root of 11172874 is about 3342.5849278665. The cubic root of 11172874 is about 223.5570140837.

Adding to 11172874 its reverse (47827111), we get a palindrome (58999985).

The spelling of 11172874 in words is "eleven million, one hundred seventy-two thousand, eight hundred seventy-four".