2013055511 has 2 divisors, whose sum is σ = 2013055512. Its totient is φ = 2013055510.

The previous prime is 2013055501. The next prime is 2013055549. The reversal of 2013055511 is 1155503102.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2013055511 - 2¹⁰ = 2013054487 is a prime.

It is a super-2 number, since 2×2013055511² = 8104784980734942242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013055501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006527755 + 1006527756.

It is an arithmetic number, because the mean of its divisors is an integer number (1006527756).

Almost surely, 2^2013055511 is an apocalyptic number.

2013055511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013055511 is an equidigital number, since it uses as much as digits as its factorization.

2013055511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 2013055511 is about 44867.0871686585. The cubic root of 2013055511 is about 1262.6565917063.

Adding to 2013055511 its reverse (1155503102), we get a palindrome (3168558613).

The spelling of 2013055511 in words is "two billion, thirteen million, fifty-five thousand, five hundred eleven".