3143748194 has 8 divisors (see below), whose sum is σ = 4717101420. Its totient is φ = 1571381056.

The previous prime is 3143748193. The next prime is 3143748211. The reversal of 3143748194 is 4918473413.

It is a happy number.

3143748194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3101041969 + 42706225 = 55687^2 + 6535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3143748191) 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, 238499 + ... + 251334.

Almost surely, 2^3143748194 is an apocalyptic number.

3143748194 is a deficient number, since it is larger than the sum of its proper divisors (1573353226).

3143748194 is a wasteful number, since it uses less digits than its factorization.

3143748194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493044.

The product of its digits is 290304, while the sum is 44.

The square root of 3143748194 is about 56069.1376249002. The cubic root of 3143748194 is about 1464.9267777045.

The spelling of 3143748194 in words is "three billion, one hundred forty-three million, seven hundred forty-eight thousand, one hundred ninety-four".