1348568057 has 2 divisors, whose sum is σ = 1348568058. Its totient is φ = 1348568056.

The previous prime is 1348568047. The next prime is 1348568069. The reversal of 1348568057 is 7508658431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1186871401 + 161696656 = 34451^2 + 12716^2 .

It is a cyclic number.

It is not a de Polignac number, because 1348568057 - 2²⁴ = 1331790841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1348568017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674284028 + 674284029.

It is an arithmetic number, because the mean of its divisors is an integer number (674284029).

Almost surely, 2^1348568057 is an apocalyptic number.

It is an amenable number.

1348568057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1348568057 is an equidigital number, since it uses as much as digits as its factorization.

1348568057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 1348568057 is about 36722.8546956796. The cubic root of 1348568057 is about 1104.8185466742.

The spelling of 1348568057 in words is "one billion, three hundred forty-eight million, five hundred sixty-eight thousand, fifty-seven".