109652249 has 12 divisors (see below), whose sum is σ = 134269200. Its totient is φ = 89040168.

The previous prime is 109652243. The next prime is 109652281. The reversal of 109652249 is 942256901.

It is not a de Polignac number, because 109652249 - 2⁴ = 109652233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109652243) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 57959 + ... + 59820.

It is an arithmetic number, because the mean of its divisors is an integer number (11189100).

Almost surely, 2^109652249 is an apocalyptic number.

109652249 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

109652249 is a deficient number, since it is larger than the sum of its proper divisors (24616951).

109652249 is a wasteful number, since it uses less digits than its factorization.

109652249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117812 (or 117805 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 109652249 is about 10471.4969798974. The cubic root of 109652249 is about 478.6365372258.

It can be divided in two parts, 109652 and 249, that added together give a palindrome (109901).

The spelling of 109652249 in words is "one hundred nine million, six hundred fifty-two thousand, two hundred forty-nine".