3116142745 has 4 divisors (see below), whose sum is σ = 3739371300. Its totient is φ = 2492914192.

The previous prime is 3116142737. The next prime is 3116142839. The reversal of 3116142745 is 5472416113.

3116142745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5472416113 = 43 ⋅127265491.

It can be written as a sum of positive squares in 2 ways, for example, as 2025360016 + 1090782729 = 45004^2 + 33027^2 .

It is a cyclic number.

It is not a de Polignac number, because 3116142745 - 2³ = 3116142737 is a prime.

It is a super-2 number, since 2×3116142745² = 19420691214432270050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3116142745.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311614270 + ... + 311614279.

It is an arithmetic number, because the mean of its divisors is an integer number (934842825).

Almost surely, 2^3116142745 is an apocalyptic number.

It is an amenable number.

3116142745 is a deficient number, since it is larger than the sum of its proper divisors (623228555).

3116142745 is an equidigital number, since it uses as much as digits as its factorization.

3116142745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623228554.

The product of its digits is 20160, while the sum is 34.

The square root of 3116142745 is about 55822.4215257633. The cubic root of 3116142745 is about 1460.6262942896.

Adding to 3116142745 its reverse (5472416113), we get a palindrome (8588558858).

The spelling of 3116142745 in words is "three billion, one hundred sixteen million, one hundred forty-two thousand, seven hundred forty-five".