3012305613 has 8 divisors (see below), whose sum is σ = 4017240768. Its totient is φ = 2007787104.

The previous prime is 3012305587. The next prime is 3012305687. The reversal of 3012305613 is 3165032103.

It is a happy number.

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

It is not a de Polignac number, because 3012305613 - 2¹⁸ = 3012043469 is a prime.

It is a super-2 number, since 2×3012305613² = 18147970212222611538, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012305693) 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, 86881 + ... + 116502.

It is an arithmetic number, because the mean of its divisors is an integer number (502155096).

Almost surely, 2^3012305613 is an apocalyptic number.

It is an amenable number.

3012305613 is a deficient number, since it is larger than the sum of its proper divisors (1004935155).

3012305613 is a wasteful number, since it uses less digits than its factorization.

3012305613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208323.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 3012305613 is about 54884.4751546373. The cubic root of 3012305613 is about 1444.2188540698.

Adding to 3012305613 its reverse (3165032103), we get a palindrome (6177337716).

The spelling of 3012305613 in words is "three billion, twelve million, three hundred five thousand, six hundred thirteen".