1307066505 has 32 divisors (see below), whose sum is σ = 2217715200. Its totient is φ = 655091712.

The previous prime is 1307066503. The next prime is 1307066507. The reversal of 1307066505 is 5056607031.

It is an interprime number because it is at equal distance from previous prime (1307066503) and next prime (1307066507).

It is not a de Polignac number, because 1307066505 - 2¹ = 1307066503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1307066503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 179781 + ... + 186909.

It is an arithmetic number, because the mean of its divisors is an integer number (69303600).

Almost surely, 2^1307066505 is an apocalyptic number.

1307066505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1307066505 is a deficient number, since it is larger than the sum of its proper divisors (910648695).

1307066505 is a wasteful number, since it uses less digits than its factorization.

1307066505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7873.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 1307066505 is about 36153.3747387433. The cubic root of 1307066505 is about 1093.3668320735.

The spelling of 1307066505 in words is "one billion, three hundred seven million, sixty-six thousand, five hundred five".