3315564697 has 4 divisors (see below), whose sum is σ = 3333882916. Its totient is φ = 3297246480.

The previous prime is 3315564691. The next prime is 3315564737. The reversal of 3315564697 is 7964655133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7964655133 = 64271 ⋅123923.

It can be written as a sum of positive squares in 2 ways, for example, as 633982041 + 2681582656 = 25179^2 + 51784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3315564697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3315564697.

It is not an unprimeable number, because it can be changed into a prime (3315564691) 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, 9158838 + ... + 9159199.

It is an arithmetic number, because the mean of its divisors is an integer number (833470729).

Almost surely, 2^3315564697 is an apocalyptic number.

It is an amenable number.

3315564697 is a deficient number, since it is larger than the sum of its proper divisors (18318219).

3315564697 is a wasteful number, since it uses less digits than its factorization.

3315564697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18318218.

The product of its digits is 2041200, while the sum is 49.

The square root of 3315564697 is about 57580.9403969751. The cubic root of 3315564697 is about 1491.1425701654.

The spelling of 3315564697 in words is "three billion, three hundred fifteen million, five hundred sixty-four thousand, six hundred ninety-seven".