12503630 has 16 divisors (see below), whose sum is σ = 22548240. Its totient is φ = 4992192.

The previous prime is 12503609. The next prime is 12503641. The reversal of 12503630 is 3630521.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7841 + ... + 9299.

It is an arithmetic number, because the mean of its divisors is an integer number (1409265).

Almost surely, 2^12503630 is an apocalyptic number.

12503630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12503630 is a deficient number, since it is larger than the sum of its proper divisors (10044610).

12503630 is a wasteful number, since it uses less digits than its factorization.

12503630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 12503630 is about 3536.0472281914. The cubic root of 12503630 is about 232.1019047963.

The spelling of 12503630 in words is "twelve million, five hundred three thousand, six hundred thirty".