1342561223 has 8 divisors (see below), whose sum is σ = 1433128320. Its totient is φ = 1253984760.

The previous prime is 1342561211. The next prime is 1342561273. The reversal of 1342561223 is 3221652431.

It is a happy number.

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 1342561223 - 2¹⁰ = 1342560199 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 (1342561273) 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, 496265 + ... + 498962.

It is an arithmetic number, because the mean of its divisors is an integer number (179141040).

Almost surely, 2^1342561223 is an apocalyptic number.

1342561223 is a deficient number, since it is larger than the sum of its proper divisors (90567097).

1342561223 is an equidigital number, since it uses as much as digits as its factorization.

1342561223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995317.

The product of its digits is 8640, while the sum is 29.

The square root of 1342561223 is about 36640.9773750647. The cubic root of 1342561223 is about 1103.1757326597.

The spelling of 1342561223 in words is "one billion, three hundred forty-two million, five hundred sixty-one thousand, two hundred twenty-three".