109650399 has 8 divisors (see below), whose sum is σ = 146304432. Its totient is φ = 73048320.

The previous prime is 109650383. The next prime is 109650419. The reversal of 109650399 is 993056901.

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

It is not a de Polignac number, because 109650399 - 2⁴ = 109650383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109650399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109650319) 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, 7762 + ... + 16719.

It is an arithmetic number, because the mean of its divisors is an integer number (18288054).

Almost surely, 2^109650399 is an apocalyptic number.

109650399 is a deficient number, since it is larger than the sum of its proper divisors (36654033).

109650399 is a wasteful number, since it uses less digits than its factorization.

109650399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25977.

The product of its (nonzero) digits is 65610, while the sum is 42.

The square root of 109650399 is about 10471.4086444948. The cubic root of 109650399 is about 478.6338454355.

The spelling of 109650399 in words is "one hundred nine million, six hundred fifty thousand, three hundred ninety-nine".