3666113603 has 4 divisors (see below), whose sum is σ = 3726213888. Its totient is φ = 3606013320.

The previous prime is 3666113573. The next prime is 3666113611. The reversal of 3666113603 is 3063116663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3063116663 = 1723 ⋅1777781.

It is a cyclic number.

It is not a de Polignac number, because 3666113603 - 2¹⁰ = 3666112579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666113653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30050051 + ... + 30050172.

It is an arithmetic number, because the mean of its divisors is an integer number (931553472).

Almost surely, 2^3666113603 is an apocalyptic number.

3666113603 is a deficient number, since it is larger than the sum of its proper divisors (60100285).

3666113603 is an equidigital number, since it uses as much as digits as its factorization.

3666113603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60100284.

The product of its (nonzero) digits is 34992, while the sum is 35.

The square root of 3666113603 is about 60548.4401368029. The cubic root of 3666113603 is about 1541.9441352692.

The spelling of 3666113603 in words is "three billion, six hundred sixty-six million, one hundred thirteen thousand, six hundred three".