1240125 has 16 divisors (see below), whose sum is σ = 2064192. Its totient is φ = 661200.

The previous prime is 1240117. The next prime is 1240139. The reversal of 1240125 is 5210421.

It is not a de Polignac number, because 1240125 - 2³ = 1240117 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1279 + ... + 2028.

It is an arithmetic number, because the mean of its divisors is an integer number (129012).

2^1240125 is an apocalyptic number.

1240125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1240125 is a deficient number, since it is larger than the sum of its proper divisors (824067).

1240125 is an equidigital number, since it uses as much as digits as its factorization.

1240125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325 (or 3315 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1240125 is about 1113.6089978085. The cubic root of 1240125 is about 107.4373169812.

Adding to 1240125 its reverse (5210421), we get a palindrome (6450546).

The spelling of 1240125 in words is "one million, two hundred forty thousand, one hundred twenty-five".