3061320605 has 16 divisors (see below), whose sum is σ = 4239955584. Its totient is φ = 2078404800.

The previous prime is 3061320599. The next prime is 3061320617. The reversal of 3061320605 is 5060231603.

It is not a de Polignac number, because 3061320605 - 2²⁶ = 2994211741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429467 + ... + 436536.

It is an arithmetic number, because the mean of its divisors is an integer number (264997224).

Almost surely, 2^3061320605 is an apocalyptic number.

3061320605 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3061320605 is a deficient number, since it is larger than the sum of its proper divisors (1178634979).

3061320605 is a wasteful number, since it uses less digits than its factorization.

3061320605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866116.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3061320605 is about 55329.2020997954. The cubic root of 3061320605 is about 1452.0099916908.

The spelling of 3061320605 in words is "three billion, sixty-one million, three hundred twenty thousand, six hundred five".