1305141015 has 16 divisors (see below), whose sum is σ = 2096551296. Its totient is φ = 693300000.

The previous prime is 1305140971. The next prime is 1305141029. The reversal of 1305141015 is 5101415031.

It is a happy number.

It is not a de Polignac number, because 1305141015 - 2²² = 1300946711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1305140982 and 1305141000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169561 + ... + 177090.

It is an arithmetic number, because the mean of its divisors is an integer number (131034456).

Almost surely, 2^1305141015 is an apocalyptic number.

1305141015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1305141015 is a deficient number, since it is larger than the sum of its proper divisors (791410281).

1305141015 is a wasteful number, since it uses less digits than its factorization.

1305141015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346910.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1305141015 is about 36126.7354600440. The cubic root of 1305141015 is about 1092.8296746237.

Adding to 1305141015 its reverse (5101415031), we get a palindrome (6406556046).

The spelling of 1305141015 in words is "one billion, three hundred five million, one hundred forty-one thousand, fifteen".