12484609 has 2 divisors, whose sum is σ = 12484610. Its totient is φ = 12484608.

The previous prime is 12484603. The next prime is 12484621. The reversal of 12484609 is 90648421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8294400 + 4190209 = 2880^2 + 2047^2 .

It is a cyclic number.

It is not a de Polignac number, because 12484609 - 2³ = 12484601 is a prime.

It is not a weakly prime, because it can be changed into another prime (12484601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6242304 + 6242305.

It is an arithmetic number, because the mean of its divisors is an integer number (6242305).

It is a Proth number, since it is equal to 381 ⋅ 2¹⁵ + 1 and 381 < 2¹⁵.

Almost surely, 2^12484609 is an apocalyptic number.

It is an amenable number.

12484609 is a deficient number, since it is larger than the sum of its proper divisors (1).

12484609 is an equidigital number, since it uses as much as digits as its factorization.

12484609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 12484609 is about 3533.3566194201. The cubic root of 12484609 is about 231.9841509684.

The spelling of 12484609 in words is "twelve million, four hundred eighty-four thousand, six hundred nine".