12499029 has 40 divisors (see below), whose sum is σ = 20516760. Its totient is φ = 7547904.

The previous prime is 12499027. The next prime is 12499031. The reversal of 12499029 is 92099421.

It is an interprime number because it is at equal distance from previous prime (12499027) and next prime (12499031).

It can be written as a sum of positive squares in 4 ways, for example, as 492804 + 12006225 = 702^2 + 3465^2 .

It is not a de Polignac number, because 12499029 - 2¹ = 12499027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12498984 and 12499002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12499021) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39777 + ... + 40089.

It is an arithmetic number, because the mean of its divisors is an integer number (512919).

Almost surely, 2^12499029 is an apocalyptic number.

It is an amenable number.

12499029 is a deficient number, since it is larger than the sum of its proper divisors (8017731).

12499029 is a wasteful number, since it uses less digits than its factorization.

12499029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 362 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 12499029 is about 3535.3965831290. The cubic root of 12499029 is about 232.0734322147.

The spelling of 12499029 in words is "twelve million, four hundred ninety-nine thousand, twenty-nine".