12501150 has 24 divisors (see below), whose sum is σ = 31003224. Its totient is φ = 3333600.

The previous prime is 12501067. The next prime is 12501169. The reversal of 12501150 is 5110521.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41521 + ... + 41820.

It is an arithmetic number, because the mean of its divisors is an integer number (1291801).

Almost surely, 2^12501150 is an apocalyptic number.

12501150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12501150 is an abundant number, since it is smaller than the sum of its proper divisors (18502074).

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

12501150 is a wasteful number, since it uses less digits than its factorization.

12501150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83356 (or 83351 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 12501150 is about 3535.6965367520. The cubic root of 12501150 is about 232.0865585653.

Adding to 12501150 its reverse (5110521), we get a palindrome (17611671).

The spelling of 12501150 in words is "twelve million, five hundred one thousand, one hundred fifty".