3113868465 has 12 divisors (see below), whose sum is σ = 5397372084. Its totient is φ = 1660729824.

The previous prime is 3113868437. The next prime is 3113868469. The reversal of 3113868465 is 5648683113.

It can be written as a sum of positive squares in 2 ways, for example, as 454712976 + 2659155489 = 21324^2 + 51567^2 .

It is not a de Polignac number, because 3113868465 - 2⁷ = 3113868337 is a prime.

It is a super-3 number, since 3×3113868465³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 69197077 = 3113868465 / (3 + 1 + 1 + 3 + 8 + 6 + 8 + 4 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 3113868465.

It is not an unprimeable number, because it can be changed into a prime (3113868469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34598494 + ... + 34598583.

It is an arithmetic number, because the mean of its divisors is an integer number (449781007).

Almost surely, 2^3113868465 is an apocalyptic number.

It is an amenable number.

3113868465 is a deficient number, since it is larger than the sum of its proper divisors (2283503619).

3113868465 is a wasteful number, since it uses less digits than its factorization.

3113868465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69197088 (or 69197085 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 3113868465 is about 55802.0471398675. The cubic root of 3113868465 is about 1460.2708675209.

The spelling of 3113868465 in words is "three billion, one hundred thirteen million, eight hundred sixty-eight thousand, four hundred sixty-five".