3714615661 has 4 divisors (see below), whose sum is σ = 3715306812. Its totient is φ = 3713924512.

The previous prime is 3714615647. The next prime is 3714615677. The reversal of 3714615661 is 1665164173.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91298025 + 3623317636 = 9555^2 + 60194^2 .

It is a cyclic number.

It is not a de Polignac number, because 3714615661 - 2⁷ = 3714615533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3714615631) 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, 337450 + ... + 348283.

It is an arithmetic number, because the mean of its divisors is an integer number (928826703).

Almost surely, 2^3714615661 is an apocalyptic number.

It is an amenable number.

3714615661 is a deficient number, since it is larger than the sum of its proper divisors (691151).

3714615661 is an equidigital number, since it uses as much as digits as its factorization.

3714615661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691150.

The product of its digits is 90720, while the sum is 40.

The square root of 3714615661 is about 60947.6468864878. The cubic root of 3714615661 is about 1548.7142526529.

The spelling of 3714615661 in words is "three billion, seven hundred fourteen million, six hundred fifteen thousand, six hundred sixty-one".