3612413561 has 4 divisors (see below), whose sum is σ = 3689273472. Its totient is φ = 3535553652.

The previous prime is 3612413549. The next prime is 3612413599. The reversal of 3612413561 is 1653142163.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3612413561 - 2¹⁰ = 3612412537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3612413261) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 38429885 + ... + 38429978.

It is an arithmetic number, because the mean of its divisors is an integer number (922318368).

Almost surely, 2^3612413561 is an apocalyptic number.

It is an amenable number.

3612413561 is a deficient number, since it is larger than the sum of its proper divisors (76859911).

3612413561 is an equidigital number, since it uses as much as digits as its factorization.

3612413561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76859910.

The product of its digits is 12960, while the sum is 32.

The square root of 3612413561 is about 60103.3573188720. The cubic root of 3612413561 is about 1534.3784418111.

The spelling of 3612413561 in words is "three billion, six hundred twelve million, four hundred thirteen thousand, five hundred sixty-one".