16943097 has 4 divisors (see below), whose sum is σ = 22590800. Its totient is φ = 11295396.

The previous prime is 16943063. The next prime is 16943099. The reversal of 16943097 is 79034961.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 79034961 = 3 ⋅26344987.

It is not a de Polignac number, because 16943097 - 2¹⁰ = 16942073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16943099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2823847 + ... + 2823852.

It is an arithmetic number, because the mean of its divisors is an integer number (5647700).

Almost surely, 2^16943097 is an apocalyptic number.

It is an amenable number.

16943097 is a deficient number, since it is larger than the sum of its proper divisors (5647703).

16943097 is an equidigital number, since it uses as much as digits as its factorization.

16943097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5647702.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 16943097 is about 4116.1993391963. The cubic root of 16943097 is about 256.8409488907.

The spelling of 16943097 in words is "sixteen million, nine hundred forty-three thousand, ninety-seven".