16973603 has 2 divisors, whose sum is σ = 16973604. Its totient is φ = 16973602.

The previous prime is 16973591. The next prime is 16973611. The reversal of 16973603 is 30637961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16973603 - 2⁴ = 16973587 is a prime.

It is equal to p_1089728 and since 16973603 and 1089728 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (16973653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8486801 + 8486802.

It is an arithmetic number, because the mean of its divisors is an integer number (8486802).

Almost surely, 2^16973603 is an apocalyptic number.

16973603 is a deficient number, since it is larger than the sum of its proper divisors (1).

16973603 is an equidigital number, since it uses as much as digits as its factorization.

16973603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 16973603 is about 4119.9032755636. The cubic root of 16973603 is about 256.9950036122.

It can be divided in two parts, 16973 and 603, that added together give a cube (17576 = 26³).

The spelling of 16973603 in words is "sixteen million, nine hundred seventy-three thousand, six hundred three".