1248120 has 48 divisors (see below), whose sum is σ = 4057560. Its totient is φ = 332736.

The previous prime is 1248119. The next prime is 1248151. The reversal of 1248120 is 218421.

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

It is a junction number, because it is equal to n+sod(n) for n = 1248093 and 1248102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1374 + ... + 2093.

2^1248120 is an apocalyptic number.

1248120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1248120 is an abundant number, since it is smaller than the sum of its proper divisors (2809440).

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

1248120 is a wasteful number, since it uses less digits than its factorization.

1248120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484 (or 3477 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1248120 is about 1117.1929108261. The cubic root of 1248120 is about 107.6677029085.

The spelling of 1248120 in words is "one million, two hundred forty-eight thousand, one hundred twenty".