12432045 has 16 divisors (see below), whose sum is σ = 20021760. Its totient is φ = 6586944.

The previous prime is 12432011. The next prime is 12432053. The reversal of 12432045 is 54023421.

It is not a de Polignac number, because 12432045 - 2⁹ = 12431533 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285 + ... + 4994.

It is an arithmetic number, because the mean of its divisors is an integer number (1251360).

Almost surely, 2^12432045 is an apocalyptic number.

12432045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12432045 is a deficient number, since it is larger than the sum of its proper divisors (7589715).

12432045 is a wasteful number, since it uses less digits than its factorization.

12432045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5444.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 12432045 is about 3525.9105207024. The cubic root of 12432045 is about 231.6581183695.

Adding to 12432045 its reverse (54023421), we get a palindrome (66455466).

The spelling of 12432045 in words is "twelve million, four hundred thirty-two thousand, forty-five".