1344653 has 4 divisors (see below), whose sum is σ = 1375968. Its totient is φ = 1313340.

The previous prime is 1344647. The next prime is 1344667. The reversal of 1344653 is 3564431.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3564431 = 13 ⋅274187.

It is a cyclic number.

It is not a de Polignac number, because 1344653 - 2⁶ = 1344589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344053) 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, 15593 + ... + 15678.

It is an arithmetic number, because the mean of its divisors is an integer number (343992).

2^1344653 is an apocalyptic number.

It is an amenable number.

1344653 is a deficient number, since it is larger than the sum of its proper divisors (31315).

1344653 is an equidigital number, since it uses as much as digits as its factorization.

1344653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31314.

The product of its digits is 4320, while the sum is 26.

The square root of 1344653 is about 1159.5917385011. The cubic root of 1344653 is about 110.3748369540.

The spelling of 1344653 in words is "one million, three hundred forty-four thousand, six hundred fifty-three".