12711150 has 72 divisors (see below), whose sum is σ = 34935264. Its totient is φ = 3312000.

The previous prime is 12711143. The next prime is 12711151. The reversal of 12711150 is 5111721.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12711151) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20850 + ... + 21450.

It is an arithmetic number, because the mean of its divisors is an integer number (485212).

Almost surely, 2^12711150 is an apocalyptic number.

12711150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12711150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17467632).

12711150 is an abundant number, since it is smaller than the sum of its proper divisors (22224114).

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

12711150 is a wasteful number, since it uses less digits than its factorization.

12711150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666 (or 658 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

The square root of 12711150 is about 3565.2699757522. The cubic root of 12711150 is about 233.3789139979.

Adding to 12711150 its reverse (5111721), we get a palindrome (17822871).

The spelling of 12711150 in words is "twelve million, seven hundred eleven thousand, one hundred fifty".