12429507 has 8 divisors (see below), whose sum is σ = 16885584. Its totient is φ = 8129888.

The previous prime is 12429503. The next prime is 12429511. The reversal of 12429507 is 70592421.

It is an interprime number because it is at equal distance from previous prime (12429503) and next prime (12429511).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12429507 - 2² = 12429503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12429503) 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 7 ways as a sum of consecutive naturals, for example, 38928 + ... + 39245.

It is an arithmetic number, because the mean of its divisors is an integer number (2110698).

Almost surely, 2^12429507 is an apocalyptic number.

12429507 is a deficient number, since it is larger than the sum of its proper divisors (4456077).

12429507 is an equidigital number, since it uses as much as digits as its factorization.

12429507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78229.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 12429507 is about 3525.5505952971. The cubic root of 12429507 is about 231.6423529740.

The spelling of 12429507 in words is "twelve million, four hundred twenty-nine thousand, five hundred seven".