1380953451211 has 2 divisors, whose sum is σ = 1380953451212. Its totient is φ = 1380953451210.

The previous prime is 1380953451203. The next prime is 1380953451217. The reversal of 1380953451211 is 1121543590831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1380953451211 - 2³ = 1380953451203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1380953451217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690476725605 + 690476725606.

It is an arithmetic number, because the mean of its divisors is an integer number (690476725606).

Almost surely, 2^{1380953451211} is an apocalyptic number.

1380953451211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380953451211 is an equidigital number, since it uses as much as digits as its factorization.

1380953451211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 1380953451211 in words is "one trillion, three hundred eighty billion, nine hundred fifty-three million, four hundred fifty-one thousand, two hundred eleven".