1426143660187 has 2 divisors, whose sum is σ = 1426143660188. Its totient is φ = 1426143660186.

The previous prime is 1426143660119. The next prime is 1426143660229. The reversal of 1426143660187 is 7810663416241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1426143660187 - 2³¹ = 1423996176539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1426143660187.

It is not a weakly prime, because it can be changed into another prime (1426143660587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713071830093 + 713071830094.

It is an arithmetic number, because the mean of its divisors is an integer number (713071830094).

Almost surely, 2^{1426143660187} is an apocalyptic number.

1426143660187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426143660187 is an equidigital number, since it uses as much as digits as its factorization.

1426143660187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 1426143660187 in words is "one trillion, four hundred twenty-six billion, one hundred forty-three million, six hundred sixty thousand, one hundred eighty-seven".