1302313210057 has 2 divisors, whose sum is σ = 1302313210058. Its totient is φ = 1302313210056.

The previous prime is 1302313210031. The next prime is 1302313210069. The reversal of 1302313210057 is 7500123132031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1121436522441 + 180876687616 = 1058979^2 + 425296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1302313210057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1302313210087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651156605028 + 651156605029.

It is an arithmetic number, because the mean of its divisors is an integer number (651156605029).

Almost surely, 2^{1302313210057} is an apocalyptic number.

It is an amenable number.

1302313210057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302313210057 is an equidigital number, since it uses as much as digits as its factorization.

1302313210057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 1302313210057 its reverse (7500123132031), we get a palindrome (8802436342088).

The spelling of 1302313210057 in words is "one trillion, three hundred two billion, three hundred thirteen million, two hundred ten thousand, fifty-seven".