1376325756811 has 2 divisors, whose sum is σ = 1376325756812. Its totient is φ = 1376325756810.

The previous prime is 1376325756803. The next prime is 1376325756821. The reversal of 1376325756811 is 1186575236731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1376325756811 - 2³ = 1376325756803 is a prime.

It is a super-2 number, since 2×1376325756811² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1376325756821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688162878405 + 688162878406.

It is an arithmetic number, because the mean of its divisors is an integer number (688162878406).

Almost surely, 2^{1376325756811} is an apocalyptic number.

1376325756811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1376325756811 is an equidigital number, since it uses as much as digits as its factorization.

1376325756811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6350400, while the sum is 55.

The spelling of 1376325756811 in words is "one trillion, three hundred seventy-six billion, three hundred twenty-five million, seven hundred fifty-six thousand, eight hundred eleven".