1375346668601 has 2 divisors, whose sum is σ = 1375346668602. Its totient is φ = 1375346668600.

The previous prime is 1375346668547. The next prime is 1375346668607. The reversal of 1375346668601 is 1068666435731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1375340217001 + 6451600 = 1172749^2 + 2540^2 .

It is an emirp because it is prime and its reverse (1068666435731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1375346668601 - 2⁶ = 1375346668537 is a prime.

It is not a weakly prime, because it can be changed into another prime (1375346668607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687673334300 + 687673334301.

It is an arithmetic number, because the mean of its divisors is an integer number (687673334301).

Almost surely, 2^{1375346668601} is an apocalyptic number.

It is an amenable number.

1375346668601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375346668601 is an equidigital number, since it uses as much as digits as its factorization.

1375346668601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 1375346668601 in words is "one trillion, three hundred seventy-five billion, three hundred forty-six million, six hundred sixty-eight thousand, six hundred one".