16480609 has 2 divisors, whose sum is σ = 16480610. Its totient is φ = 16480608.

The previous prime is 16480603. The next prime is 16480621. The reversal of 16480609 is 90608461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16378209 + 102400 = 4047^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 16480609 - 2³ = 16480601 is a prime.

It is a super-2 number, since 2×16480609² = 543220946021762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16480601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8240304 + 8240305.

It is an arithmetic number, because the mean of its divisors is an integer number (8240305).

Almost surely, 2^16480609 is an apocalyptic number.

It is an amenable number.

16480609 is a deficient number, since it is larger than the sum of its proper divisors (1).

16480609 is an equidigital number, since it uses as much as digits as its factorization.

16480609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 16480609 is about 4059.6316335352. The cubic root of 16480609 is about 254.4824000397.

The spelling of 16480609 in words is "sixteen million, four hundred eighty thousand, six hundred nine".