109448973 has 24 divisors (see below), whose sum is σ = 167249472. Its totient is φ = 68827968.

The previous prime is 109448957. The next prime is 109449001. The reversal of 109448973 is 379844901.

109448973 is a `hidden beast` number, since 10 + 94 + 489 + 73 = 666.

It is not a de Polignac number, because 109448973 - 2⁴ = 109448957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109448903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11490 + ... + 18732.

It is an arithmetic number, because the mean of its divisors is an integer number (6968728).

Almost surely, 2^109448973 is an apocalyptic number.

It is an amenable number.

109448973 is a deficient number, since it is larger than the sum of its proper divisors (57800499).

109448973 is a wasteful number, since it uses less digits than its factorization.

109448973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7345 (or 7342 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 109448973 is about 10461.7863197448. The cubic root of 109448973 is about 478.3405849268.

The spelling of 109448973 in words is "one hundred nine million, four hundred forty-eight thousand, nine hundred seventy-three".