1350109 has 4 divisors (see below), whose sum is σ = 1353820. Its totient is φ = 1346400.

The previous prime is 1350101. The next prime is 1350119. The reversal of 1350109 is 9010531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 792100 + 558009 = 890^2 + 747^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350109 - 2³ = 1350101 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1242 + ... + 2059.

It is an arithmetic number, because the mean of its divisors is an integer number (338455).

2^1350109 is an apocalyptic number.

It is an amenable number.

1350109 is a deficient number, since it is larger than the sum of its proper divisors (3711).

1350109 is an equidigital number, since it uses as much as digits as its factorization.

1350109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 1350109 is about 1161.9419090471. The cubic root of 1350109 is about 110.5239193935.

Adding to 1350109 its product of nonzero digits (135), we get a square (1350244 = 1162²).

The spelling of 1350109 in words is "one million, three hundred fifty thousand, one hundred nine".