1350020 has 24 divisors (see below), whose sum is σ = 3240384. Its totient is φ = 462816.

The previous prime is 1350017. The next prime is 1350023. The reversal of 1350020 is 200531.

It is an interprime number because it is at equal distance from previous prime (1350017) and next prime (1350023).

It is a junction number, because it is equal to n+sod(n) for n = 1349983 and 1350010.

It is not an unprimeable number, because it can be changed into a prime (1350023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4682 + ... + 4961.

It is an arithmetic number, because the mean of its divisors is an integer number (135016).

2^1350020 is an apocalyptic number.

1350020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1350020 is an abundant number, since it is smaller than the sum of its proper divisors (1890364).

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

1350020 is a wasteful number, since it uses less digits than its factorization.

1350020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9659 (or 9657 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 1350020 is about 1161.9036104600. The cubic root of 1350020 is about 110.5214907390.

Adding to 1350020 its reverse (200531), we get a palindrome (1550551).

The spelling of 1350020 in words is "one million, three hundred fifty thousand, twenty".