1350249 has 4 divisors (see below), whose sum is σ = 1800336. Its totient is φ = 900164.

The previous prime is 1350247. The next prime is 1350257. The reversal of 1350249 is 9420531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1350249 - 2¹ = 1350247 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1350247) 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, 225039 + ... + 225044.

It is an arithmetic number, because the mean of its divisors is an integer number (450084).

2^1350249 is an apocalyptic number.

It is an amenable number.

1350249 is a deficient number, since it is larger than the sum of its proper divisors (450087).

1350249 is an equidigital number, since it uses as much as digits as its factorization.

1350249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450086.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1350249 is about 1162.0021514610. The cubic root of 1350249 is about 110.5277395329.

The spelling of 1350249 in words is "one million, three hundred fifty thousand, two hundred forty-nine".