12251125 has 8 divisors (see below), whose sum is σ = 15289560. Its totient is φ = 9800800.

The previous prime is 12251093. The next prime is 12251131. The reversal of 12251125 is 52115221.

It can be written as a sum of positive squares in 4 ways, for example, as 1347921 + 10903204 = 1161^2 + 3302^2 .

It is not a de Polignac number, because 12251125 - 2⁵ = 12251093 is a prime.

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, 48880 + ... + 49129.

It is an arithmetic number, because the mean of its divisors is an integer number (1911195).

Almost surely, 2^12251125 is an apocalyptic number.

It is an amenable number.

12251125 is a deficient number, since it is larger than the sum of its proper divisors (3038435).

12251125 is an frugal number, since it uses more digits than its factorization.

12251125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98024 (or 98014 counting only the distinct ones).

The product of its digits is 200, while the sum is 19.

The square root of 12251125 is about 3500.1607105960. The cubic root of 12251125 is about 230.5288711772.

Adding to 12251125 its reverse (52115221), we get a palindrome (64366346).

The spelling of 12251125 in words is "twelve million, two hundred fifty-one thousand, one hundred twenty-five".