1310013011 has 4 divisors (see below), whose sum is σ = 1329565512. Its totient is φ = 1290460512.

The previous prime is 1310012993. The next prime is 1310013059. The reversal of 1310013011 is 1103100131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1310013011 - 2¹⁴ = 1309996627 is a prime.

It is a super-2 number, since 2×1310013011² = 3432268177978572242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1310012983 and 1310013001.

It is not an unprimeable number, because it can be changed into a prime (1310013511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9776150 + ... + 9776283.

It is an arithmetic number, because the mean of its divisors is an integer number (332391378).

Almost surely, 2^1310013011 is an apocalyptic number.

1310013011 is a deficient number, since it is larger than the sum of its proper divisors (19552501).

1310013011 is an equidigital number, since it uses as much as digits as its factorization.

1310013011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19552500.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 1310013011 is about 36194.1018813839. The cubic root of 1310013011 is about 1094.1878038529.

Adding to 1310013011 its reverse (1103100131), we get a palindrome (2413113142).

The spelling of 1310013011 in words is "one billion, three hundred ten million, thirteen thousand, eleven".