1301015135 has 16 divisors (see below), whose sum is σ = 1785494016. Its totient is φ = 891502368.

The previous prime is 1301015129. The next prime is 1301015173. The reversal of 1301015135 is 5315101031.

It is a cyclic number.

It is not a de Polignac number, because 1301015135 - 2¹⁰ = 1301014111 is a prime.

It is a Duffinian number.

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, 41102 + ... + 65508.

It is an arithmetic number, because the mean of its divisors is an integer number (111593376).

Almost surely, 2^1301015135 is an apocalyptic number.

1301015135 is a deficient number, since it is larger than the sum of its proper divisors (484478881).

1301015135 is a wasteful number, since it uses less digits than its factorization.

1301015135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25942.

The product of its (nonzero) digits is 225, while the sum is 20.

The square root of 1301015135 is about 36069.5873971411. The cubic root of 1301015135 is about 1091.6768889227.

Adding to 1301015135 its reverse (5315101031), we get a palindrome (6616116166).

The spelling of 1301015135 in words is "one billion, three hundred one million, fifteen thousand, one hundred thirty-five".