3148889146 has 8 divisors (see below), whose sum is σ = 5086667124. Its totient is φ = 1453333440.

The previous prime is 3148889143. The next prime is 3148889147. The reversal of 3148889146 is 6419888413.

It can be written as a sum of positive squares in 2 ways, for example, as 3090136921 + 58752225 = 55589^2 + 7665^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 3148889093 and 3148889102.

It is not an unprimeable number, because it can be changed into a prime (3148889143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60555535 + ... + 60555586.

Almost surely, 2^3148889146 is an apocalyptic number.

3148889146 is a deficient number, since it is larger than the sum of its proper divisors (1937777978).

3148889146 is a wasteful number, since it uses less digits than its factorization.

3148889146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121111136.

The product of its digits is 1327104, while the sum is 52.

The square root of 3148889146 is about 56114.9636549824. The cubic root of 3148889146 is about 1465.7248713931.

The spelling of 3148889146 in words is "three billion, one hundred forty-eight million, eight hundred eighty-nine thousand, one hundred forty-six".