211036415749 has 2 divisors, whose sum is σ = 211036415750. Its totient is φ = 211036415748.

The previous prime is 211036415717. The next prime is 211036415771. The reversal of 211036415749 is 947514630112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116132371524 + 94904044225 = 340782^2 + 308065^2 .

It is a cyclic number.

It is not a de Polignac number, because 211036415749 - 2⁵ = 211036415717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211036485749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105518207874 + 105518207875.

It is an arithmetic number, because the mean of its divisors is an integer number (105518207875).

Almost surely, 2^211036415749 is an apocalyptic number.

It is an amenable number.

211036415749 is a deficient number, since it is larger than the sum of its proper divisors (1).

211036415749 is an equidigital number, since it uses as much as digits as its factorization.

211036415749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 211036415749 in words is "two hundred eleven billion, thirty-six million, four hundred fifteen thousand, seven hundred forty-nine".