109199252 has 24 divisors (see below), whose sum is σ = 193929120. Its totient is φ = 53796960.

The previous prime is 109199243. The next prime is 109199257. The reversal of 109199252 is 252991901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109199257) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 91403 + ... + 92589.

It is an arithmetic number, because the mean of its divisors is an integer number (8080380).

Almost surely, 2^109199252 is an apocalyptic number.

It is an amenable number.

109199252 is a deficient number, since it is larger than the sum of its proper divisors (84729868).

109199252 is a wasteful number, since it uses less digits than its factorization.

109199252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511 (or 1509 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 38.

The square root of 109199252 is about 10449.8445921459. The cubic root of 109199252 is about 477.9765106949.

The spelling of 109199252 in words is "one hundred nine million, one hundred ninety-nine thousand, two hundred fifty-two".