3112858849 has 3 divisors (see below), whose sum is σ = 3112914643. Its totient is φ = 3112803056.

The previous prime is 3112858829. The next prime is 3112858897. The reversal of 3112858849 is 9488582113.

It is a happy number.

The square root of 3112858849 is 55793.

It is a perfect power (a square), and thus also a powerful number.

3112858849 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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9488582113 = 17 ⋅558151889.

It can be written as a sum of positive squares in only one way, i.e., 221861025 + 2890997824 = 14895^2 + 53768^2 .

It is not a de Polignac number, because 3112858849 - 2¹⁷ = 3112727777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112858829) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 27897 + ... + 83689.

Almost surely, 2^3112858849 is an apocalyptic number.

3112858849 is the 55793-rd square number.

3112858849 is the 27897-th centered octagonal number.

It is an amenable number.

3112858849 is a deficient number, since it is larger than the sum of its proper divisors (55794).

3112858849 is an frugal number, since it uses more digits than its factorization.

3112858849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111586 (or 55793 counting only the distinct ones).

The product of its digits is 552960, while the sum is 49.

The cubic root of 3112858849 is about 1460.1130282483.

Multiplying 3112858849 by its sum of digits (49), we get a square (152530083601 = 390551²).

The spelling of 3112858849 in words is "three billion, one hundred twelve million, eight hundred fifty-eight thousand, eight hundred forty-nine".