1206120 has 96 divisors (see below), whose sum is σ = 3981600. Its totient is φ = 291456.

The previous prime is 1206113. The next prime is 1206131. The reversal of 1206120 is 216021.

Added to its reverse (216021) it gives a triangular number (1422141 = T₁₆₈₆).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1206096 and 1206105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52429 + ... + 52451.

It is an arithmetic number, because the mean of its divisors is an integer number (41475).

2^1206120 is an apocalyptic number.

1206120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1206120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1990800).

1206120 is an abundant number, since it is smaller than the sum of its proper divisors (2775480).

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

1206120 is a wasteful number, since it uses less digits than its factorization.

1206120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1206120 is about 1098.2349475408. The cubic root of 1206120 is about 106.4462026339.

Adding to 1206120 its reverse (216021), we get a triangular number (1422141 = T₁₆₈₆).

Subtracting from 1206120 its reverse (216021), we obtain a palindrome (990099).

It can be divided in two parts, 1206 and 120, that added together give a triangular number (1326 = T₅₁).

The spelling of 1206120 in words is "one million, two hundred six thousand, one hundred twenty".