1342307305 has 8 divisors (see below), whose sum is σ = 1611434952. Its totient is φ = 1073401728.

The previous prime is 1342307303. The next prime is 1342307321. The reversal of 1342307305 is 5037032431.

It can be written as a sum of positive squares in 4 ways, for example, as 227014489 + 1115292816 = 15067^2 + 33396^2 .

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 1342307305 - 2¹ = 1342307303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342307303) 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, 41914 + ... + 66643.

It is an arithmetic number, because the mean of its divisors is an integer number (201429369).

Almost surely, 2^1342307305 is an apocalyptic number.

It is an amenable number.

1342307305 is a deficient number, since it is larger than the sum of its proper divisors (269127647).

1342307305 is a wasteful number, since it uses less digits than its factorization.

1342307305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111035.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 1342307305 is about 36637.5122654364. The cubic root of 1342307305 is about 1103.1061805648.

Adding to 1342307305 its reverse (5037032431), we get a palindrome (6379339736).

The spelling of 1342307305 in words is "one billion, three hundred forty-two million, three hundred seven thousand, three hundred five".