611013 has 8 divisors (see below), whose sum is σ = 877408. Its totient is φ = 375984.

The previous prime is 611011. The next prime is 611027. The reversal of 611013 is 310116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 611013 - 2¹ = 611011 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 611013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7795 + ... + 7872.

It is an arithmetic number, because the mean of its divisors is an integer number (109676).

2⁶¹¹⁰¹³ is an apocalyptic number.

It is an amenable number.

611013 is a deficient number, since it is larger than the sum of its proper divisors (266395).

611013 is a wasteful number, since it uses less digits than its factorization.

611013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15683.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 611013 is about 781.6732053742. The cubic root of 611013 is about 84.8561812502.

Adding to 611013 its reverse (310116), we get a palindrome (921129).

The spelling of 611013 in words is "six hundred eleven thousand, thirteen".