1396350277129 has 2 divisors, whose sum is σ = 1396350277130. Its totient is φ = 1396350277128.

The previous prime is 1396350277103. The next prime is 1396350277193. The reversal of 1396350277129 is 9217720536931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1177546181904 + 218804095225 = 1085148^2 + 467765^2 .

It is a cyclic number.

It is not a de Polignac number, because 1396350277129 - 2¹¹ = 1396350275081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1396350277129.

It is not a weakly prime, because it can be changed into another prime (1396350277229) 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, 698175138564 + 698175138565.

It is an arithmetic number, because the mean of its divisors is an integer number (698175138565).

Almost surely, 2^{1396350277129} is an apocalyptic number.

It is an amenable number.

1396350277129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1396350277129 is an equidigital number, since it uses as much as digits as its factorization.

1396350277129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4286520, while the sum is 55.

The spelling of 1396350277129 in words is "one trillion, three hundred ninety-six billion, three hundred fifty million, two hundred seventy-seven thousand, one hundred twenty-nine".