14536409 has 2 divisors, whose sum is σ = 14536410. Its totient is φ = 14536408.

The previous prime is 14536393. The next prime is 14536429. The reversal of 14536409 is 90463541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13542400 + 994009 = 3680^2 + 997^2 .

It is a cyclic number.

It is not a de Polignac number, because 14536409 - 2⁴ = 14536393 is a prime.

It is a super-2 number, since 2×14536409² = 422614373230562, which contains 22 as substring.

It is equal to p₉₄₂₆₅₆ and since 14536409 and 942656 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 (14536429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7268204 + 7268205.

It is an arithmetic number, because the mean of its divisors is an integer number (7268205).

Almost surely, 2^14536409 is an apocalyptic number.

It is an amenable number.

14536409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14536409 is an equidigital number, since it uses as much as digits as its factorization.

14536409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 14536409 is about 3812.6642915421. The cubic root of 14536409 is about 244.0538770662.

The spelling of 14536409 in words is "fourteen million, five hundred thirty-six thousand, four hundred nine".