3148389641 has 2 divisors, whose sum is σ = 3148389642. Its totient is φ = 3148389640.

The previous prime is 3148389637. The next prime is 3148389649. The reversal of 3148389641 is 1469838413.

3148389641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3144405625 + 3984016 = 56075^2 + 1996^2 .

It is an emirp because it is prime and its reverse (1469838413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3148389641 - 2² = 3148389637 is a prime.

It is a super-2 number, since 2×3148389641² = 19824714663112217762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3148389649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574194820 + 1574194821.

It is an arithmetic number, because the mean of its divisors is an integer number (1574194821).

Almost surely, 2^3148389641 is an apocalyptic number.

It is an amenable number.

3148389641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3148389641 is an equidigital number, since it uses as much as digits as its factorization.

3148389641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 47.

The square root of 3148389641 is about 56110.5127493948. The cubic root of 3148389641 is about 1465.6473651590.

The spelling of 3148389641 in words is "three billion, one hundred forty-eight million, three hundred eighty-nine thousand, six hundred forty-one".