109358973 has 12 divisors (see below), whose sum is σ = 158092480. Its totient is φ = 72846216.

The previous prime is 109358969. The next prime is 109358983. The reversal of 109358973 is 379853901.

It is a happy number.

It is not a de Polignac number, because 109358973 - 2² = 109358969 is a prime.

It is a super-2 number, since 2×109358973² = 23918769951229458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109358983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8538 + ... + 17076.

Almost surely, 2^109358973 is an apocalyptic number.

It is an amenable number.

109358973 is a deficient number, since it is larger than the sum of its proper divisors (48733507).

109358973 is a wasteful number, since it uses less digits than its factorization.

109358973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9968 (or 9965 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 109358973 is about 10457.4840664473. The cubic root of 109358973 is about 478.2094356583.

The spelling of 109358973 in words is "one hundred nine million, three hundred fifty-eight thousand, nine hundred seventy-three".