211403141347 has 2 divisors, whose sum is σ = 211403141348. Its totient is φ = 211403141346.

The previous prime is 211403141273. The next prime is 211403141359. The reversal of 211403141347 is 743141304112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211403141347 is a prime.

It is not a weakly prime, because it can be changed into another prime (211403141377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105701570673 + 105701570674.

It is an arithmetic number, because the mean of its divisors is an integer number (105701570674).

Almost surely, 2^211403141347 is an apocalyptic number.

211403141347 is a deficient number, since it is larger than the sum of its proper divisors (1).

211403141347 is an equidigital number, since it uses as much as digits as its factorization.

211403141347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 211403141347 its reverse (743141304112), we get a palindrome (954544445459).

The spelling of 211403141347 in words is "two hundred eleven billion, four hundred three million, one hundred forty-one thousand, three hundred forty-seven".