1013305001 has 4 divisors (see below), whose sum is σ = 1013380692. Its totient is φ = 1013229312.

The previous prime is 1013304973. The next prime is 1013305021. The reversal of 1013305001 is 1005033101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 349727401 + 663577600 = 18701^2 + 25760^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013305001 - 2⁶ = 1013304937 is a prime.

It is a super-2 number, since 2×1013305001² = 2053574050103220002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013305021) 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, 11780 + ... + 46533.

It is an arithmetic number, because the mean of its divisors is an integer number (253345173).

Almost surely, 2^1013305001 is an apocalyptic number.

It is an amenable number.

1013305001 is a deficient number, since it is larger than the sum of its proper divisors (75691).

1013305001 is an equidigital number, since it uses as much as digits as its factorization.

1013305001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75690.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 1013305001 is about 31832.4520104877. The cubic root of 1013305001 is about 1004.4154752166.

Adding to 1013305001 its reverse (1005033101), we get a palindrome (2018338102).

The spelling of 1013305001 in words is "one billion, thirteen million, three hundred five thousand, one".