2013511 has 2 divisors, whose sum is σ = 2013512. Its totient is φ = 2013510.

The previous prime is 2013491. The next prime is 2013533. The reversal of 2013511 is 1153102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2013511 - 2¹³ = 2005319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2013491 and 2013500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006755 + 1006756.

It is an arithmetic number, because the mean of its divisors is an integer number (1006756).

2^2013511 is an apocalyptic number.

2013511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013511 is an equidigital number, since it uses as much as digits as its factorization.

2013511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 2013511 is about 1418.9823818498. The cubic root of 2013511 is about 126.2751817233.

Adding to 2013511 its reverse (1153102), we get a palindrome (3166613).

It can be divided in two parts, 20 and 13511, that added together give a palindrome (13531).

The spelling of 2013511 in words is "two million, thirteen thousand, five hundred eleven".