12465705 has 32 divisors (see below), whose sum is σ = 22938624. Its totient is φ = 5662656.

The previous prime is 12465703. The next prime is 12465727. The reversal of 12465705 is 50756421.

It is not a de Polignac number, because 12465705 - 2¹ = 12465703 is a prime.

It is a super-2 number, since 2×12465705² = 310787602294050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12465703) 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 in 31 ways as a sum of consecutive naturals, for example, 23574 + ... + 24096.

It is an arithmetic number, because the mean of its divisors is an integer number (716832).

Almost surely, 2^12465705 is an apocalyptic number.

12465705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12465705 is a deficient number, since it is larger than the sum of its proper divisors (10472919).

12465705 is a wasteful number, since it uses less digits than its factorization.

12465705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 12465705 is about 3530.6805293031. The cubic root of 12465705 is about 231.8670028943.

The spelling of 12465705 in words is "twelve million, four hundred sixty-five thousand, seven hundred five".