16977683 has 4 divisors (see below), whose sum is σ = 17210328. Its totient is φ = 16745040.

The previous prime is 16977671. The next prime is 16977689. The reversal of 16977683 is 38677961.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16977683 - 2¹² = 16973587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16977689) 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, 116213 + ... + 116358.

It is an arithmetic number, because the mean of its divisors is an integer number (4302582).

Almost surely, 2^16977683 is an apocalyptic number.

16977683 is a deficient number, since it is larger than the sum of its proper divisors (232645).

16977683 is an equidigital number, since it uses as much as digits as its factorization.

16977683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232644.

The product of its digits is 381024, while the sum is 47.

The square root of 16977683 is about 4120.3984030674. The cubic root of 16977683 is about 257.0155935367.

The spelling of 16977683 in words is "sixteen million, nine hundred seventy-seven thousand, six hundred eighty-three".