12503034 has 24 divisors (see below), whose sum is σ = 27668160. Its totient is φ = 4078728.

The previous prime is 12503027. The next prime is 12503047. The reversal of 12503034 is 43030521.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 12502998 and 12503016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6544 + ... + 8235.

It is an arithmetic number, because the mean of its divisors is an integer number (1152840).

Almost surely, 2^12503034 is an apocalyptic number.

12503034 is an abundant number, since it is smaller than the sum of its proper divisors (15165126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12503034 is a wasteful number, since it uses less digits than its factorization.

12503034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14834 (or 14831 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 12503034 is about 3535.9629522946. The cubic root of 12503034 is about 232.0982169357.

Adding to 12503034 its reverse (43030521), we get a palindrome (55533555).

The spelling of 12503034 in words is "twelve million, five hundred three thousand, thirty-four".