16970207 has 4 divisors (see below), whose sum is σ = 17209296. Its totient is φ = 16731120.

The previous prime is 16970203. The next prime is 16970209. The reversal of 16970207 is 70207961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70207961 = 1063 ⋅66047.

It is a cyclic number.

It is not a de Polignac number, because 16970207 - 2² = 16970203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16970203) 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, 119438 + ... + 119579.

It is an arithmetic number, because the mean of its divisors is an integer number (4302324).

Almost surely, 2^16970207 is an apocalyptic number.

16970207 is a deficient number, since it is larger than the sum of its proper divisors (239089).

16970207 is an equidigital number, since it uses as much as digits as its factorization.

16970207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239088.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 16970207 is about 4119.4911093483. The cubic root of 16970207 is about 256.9778630117.

The spelling of 16970207 in words is "sixteen million, nine hundred seventy thousand, two hundred seven".