1264125 has 16 divisors (see below), whose sum is σ = 2104128. Its totient is φ = 674000.

The previous prime is 1264063. The next prime is 1264129. The reversal of 1264125 is 5214621.

It is not a de Polignac number, because 1264125 - 2⁶ = 1264061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264129) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1311 + ... + 2060.

It is an arithmetic number, because the mean of its divisors is an integer number (131508).

2^1264125 is an apocalyptic number.

1264125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1264125 is a deficient number, since it is larger than the sum of its proper divisors (840003).

1264125 is an equidigital number, since it uses as much as digits as its factorization.

1264125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3389 (or 3379 counting only the distinct ones).

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

The square root of 1264125 is about 1124.3331356853. Note that the first 3 decimals coincide. The cubic root of 1264125 is about 108.1259675590.

Adding to 1264125 its reverse (5214621), we get a palindrome (6478746).

The spelling of 1264125 in words is "one million, two hundred sixty-four thousand, one hundred twenty-five".