11172849 has 8 divisors (see below), whose sum is σ = 14927712. Its totient is φ = 7433280.

The previous prime is 11172829. The next prime is 11172851. The reversal of 11172849 is 94827111.

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

It is not a de Polignac number, because 11172849 - 2⁸ = 11172593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11172809) 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, 1992 + ... + 5129.

It is an arithmetic number, because the mean of its divisors is an integer number (1865964).

Almost surely, 2^11172849 is an apocalyptic number.

It is an amenable number.

11172849 is a deficient number, since it is larger than the sum of its proper divisors (3754863).

11172849 is an equidigital number, since it uses as much as digits as its factorization.

11172849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7647.

The product of its digits is 4032, while the sum is 33.

The square root of 11172849 is about 3342.5811882436. The cubic root of 11172849 is about 223.5568473426.

It can be divided in two parts, 11172 and 849, that added together give a palindrome (12021).

The spelling of 11172849 in words is "eleven million, one hundred seventy-two thousand, eight hundred forty-nine".