1344561253 has 8 divisors (see below), whose sum is σ = 1536988608. Its totient is φ = 1152220704.

The previous prime is 1344561247. The next prime is 1344561259. The reversal of 1344561253 is 3521654431.

It is an interprime number because it is at equal distance from previous prime (1344561247) and next prime (1344561259).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1344561253 - 2⁵ = 1344561221 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 (1344561259) 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, 15825 + ... + 54217.

It is an arithmetic number, because the mean of its divisors is an integer number (192123576).

Almost surely, 2^1344561253 is an apocalyptic number.

It is an amenable number.

1344561253 is a deficient number, since it is larger than the sum of its proper divisors (192427355).

1344561253 is an equidigital number, since it uses as much as digits as its factorization.

1344561253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43403.

The product of its digits is 43200, while the sum is 34.

The square root of 1344561253 is about 36668.2594760100. The cubic root of 1344561253 is about 1103.7232656890.

The spelling of 1344561253 in words is "one billion, three hundred forty-four million, five hundred sixty-one thousand, two hundred fifty-three".