12501264 has 40 divisors (see below), whose sum is σ = 33172480. Its totient is φ = 4053888.

The previous prime is 12501257. The next prime is 12501283. The reversal of 12501264 is 46210521.

It is a self number, because there is not a number n which added to its sum of digits gives 12501264.

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, 1744 + ... + 5295.

It is an arithmetic number, because the mean of its divisors is an integer number (829312).

Almost surely, 2^12501264 is an apocalyptic number.

It is an amenable number.

12501264 is an abundant number, since it is smaller than the sum of its proper divisors (20671216).

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

12501264 is a wasteful number, since it uses less digits than its factorization.

12501264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7087 (or 7081 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 12501264 is about 3535.7126580083. The cubic root of 12501264 is about 232.0872640414.

Adding to 12501264 its reverse (46210521), we get a palindrome (58711785).

The spelling of 12501264 in words is "twelve million, five hundred one thousand, two hundred sixty-four".