109863956 has 24 divisors (see below), whose sum is σ = 194792640. Its totient is φ = 54214272.

The previous prime is 109863953. The next prime is 109863961. The reversal of 109863956 is 659368901.

It is a self number, because there is not a number n which added to its sum of digits gives 109863956.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109863953) 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, 108380 + ... + 109388.

It is an arithmetic number, because the mean of its divisors is an integer number (8116360).

Almost surely, 2^109863956 is an apocalyptic number.

It is an amenable number.

109863956 is a deficient number, since it is larger than the sum of its proper divisors (84928684).

109863956 is a wasteful number, since it uses less digits than its factorization.

109863956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 109863956 is about 10481.6008319340. The cubic root of 109863956 is about 478.9443757567.

The spelling of 109863956 in words is "one hundred nine million, eight hundred sixty-three thousand, nine hundred fifty-six".