109718450 has 12 divisors (see below), whose sum is σ = 204076410. Its totient is φ = 43887360.

The previous prime is 109718437. The next prime is 109718471. The reversal of 109718450 is 54817901.

It can be written as a sum of positive squares in 3 ways, for example, as 106028209 + 3690241 = 10297^2 + 1921^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 109718450.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1097135 + ... + 1097234.

Almost surely, 2^109718450 is an apocalyptic number.

109718450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109718450 is a deficient number, since it is larger than the sum of its proper divisors (94357960).

109718450 is a wasteful number, since it uses less digits than its factorization.

109718450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194381 (or 2194376 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 109718450 is about 10474.6575123008. The cubic root of 109718450 is about 478.7328412023.

The spelling of 109718450 in words is "one hundred nine million, seven hundred eighteen thousand, four hundred fifty".