211362342739 has 2 divisors, whose sum is σ = 211362342740. Its totient is φ = 211362342738.

The previous prime is 211362342641. The next prime is 211362342749. The reversal of 211362342739 is 937243263112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211362342739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211362342695 and 211362342704.

It is not a weakly prime, because it can be changed into another prime (211362342749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105681171369 + 105681171370.

It is an arithmetic number, because the mean of its divisors is an integer number (105681171370).

Almost surely, 2^211362342739 is an apocalyptic number.

211362342739 is a deficient number, since it is larger than the sum of its proper divisors (1).

211362342739 is an equidigital number, since it uses as much as digits as its factorization.

211362342739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 43.

The spelling of 211362342739 in words is "two hundred eleven billion, three hundred sixty-two million, three hundred forty-two thousand, seven hundred thirty-nine".