214294708839157 has 2 divisors, whose sum is σ = 214294708839158. Its totient is φ = 214294708839156.

The previous prime is 214294708839137. The next prime is 214294708839221. The reversal of 214294708839157 is 751938807492412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179382788544996 + 34911920294161 = 13393386^2 + 5908631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214294708839157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214294708839137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107147354419578 + 107147354419579.

It is an arithmetic number, because the mean of its divisors is an integer number (107147354419579).

Almost surely, 2^{214294708839157} is an apocalyptic number.

It is an amenable number.

214294708839157 is a deficient number, since it is larger than the sum of its proper divisors (1).

214294708839157 is an equidigital number, since it uses as much as digits as its factorization.

214294708839157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243855360, while the sum is 70.

The spelling of 214294708839157 in words is "two hundred fourteen trillion, two hundred ninety-four billion, seven hundred eight million, eight hundred thirty-nine thousand, one hundred fifty-seven".