12651450 has 48 divisors (see below), whose sum is σ = 35860800. Its totient is φ = 2891520.

The previous prime is 12651437. The next prime is 12651467. The reversal of 12651450 is 5415621.

It is a self number, because there is not a number n which added to its sum of digits gives 12651450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4975 + ... + 7074.

It is an arithmetic number, because the mean of its divisors is an integer number (747100).

Almost surely, 2^12651450 is an apocalyptic number.

12651450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12651450 is an abundant number, since it is smaller than the sum of its proper divisors (23209350).

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

12651450 is a wasteful number, since it uses less digits than its factorization.

12651450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12071 (or 12066 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 12651450 is about 3556.8876844792. The cubic root of 12651450 is about 233.0129730538.

The spelling of 12651450 in words is "twelve million, six hundred fifty-one thousand, four hundred fifty".