1340120 has 16 divisors (see below), whose sum is σ = 3015360. Its totient is φ = 536032.

The previous prime is 1340113. The next prime is 1340149. The reversal of 1340120 is 210431.

It is a happy number.

It is a super-2 number, since 2×1340120² = 3591843228800, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16712 + ... + 16791.

It is an arithmetic number, because the mean of its divisors is an integer number (188460).

2^1340120 is an apocalyptic number.

1340120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340120 is an abundant number, since it is smaller than the sum of its proper divisors (1675240).

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

1340120 is a wasteful number, since it uses less digits than its factorization.

1340120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33514 (or 33510 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1340120 is about 1157.6355212242. The cubic root of 1340120 is about 110.2506680132.

Adding to 1340120 its reverse (210431), we get a palindrome (1550551).

The spelling of 1340120 in words is "one million, three hundred forty thousand, one hundred twenty".