1418336381971 has 2 divisors, whose sum is σ = 1418336381972. Its totient is φ = 1418336381970.

The previous prime is 1418336381953. The next prime is 1418336382007. The reversal of 1418336381971 is 1791836338141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1418336381971 - 2¹¹ = 1418336379923 is a prime.

It is not a weakly prime, because it can be changed into another prime (1418336181971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 709168190985 + 709168190986.

It is an arithmetic number, because the mean of its divisors is an integer number (709168190986).

Almost surely, 2^{1418336381971} is an apocalyptic number.

1418336381971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1418336381971 is an equidigital number, since it uses as much as digits as its factorization.

1418336381971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 55.

The spelling of 1418336381971 in words is "one trillion, four hundred eighteen billion, three hundred thirty-six million, three hundred eighty-one thousand, nine hundred seventy-one".