1306461505 has 8 divisors (see below), whose sum is σ = 1568005632. Its totient is φ = 1045001328.

The previous prime is 1306461493. The next prime is 1306461511. The reversal of 1306461505 is 5051646031.

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 1306461505 - 2¹¹ = 1306459457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20832 + ... + 55198.

It is an arithmetic number, because the mean of its divisors is an integer number (196000704).

Almost surely, 2^1306461505 is an apocalyptic number.

It is an amenable number.

1306461505 is a deficient number, since it is larger than the sum of its proper divisors (261544127).

1306461505 is an equidigital number, since it uses as much as digits as its factorization.

1306461505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41975.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1306461505 is about 36145.0066399219. The cubic root of 1306461505 is about 1093.1981109928.

The spelling of 1306461505 in words is "one billion, three hundred six million, four hundred sixty-one thousand, five hundred five".