1306651480 has 16 divisors (see below), whose sum is σ = 2939965920. Its totient is φ = 522660576.

The previous prime is 1306651439. The next prime is 1306651481. The reversal of 1306651480 is 841566031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306651481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16333104 + ... + 16333183.

It is an arithmetic number, because the mean of its divisors is an integer number (183747870).

Almost surely, 2^1306651480 is an apocalyptic number.

1306651480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1306651480 is an abundant number, since it is smaller than the sum of its proper divisors (1633314440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306651480 is a wasteful number, since it uses less digits than its factorization.

1306651480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32666298 (or 32666294 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1306651480 is about 36147.6345007526. The cubic root of 1306651480 is about 1093.2510964155.

It can be divided in two parts, 13066 and 51480, that added together give a palindrome (64546).

The spelling of 1306651480 in words is "one billion, three hundred six million, six hundred fifty-one thousand, four hundred eighty".