214521074177 has 2 divisors, whose sum is σ = 214521074178. Its totient is φ = 214521074176.

The previous prime is 214521074171. The next prime is 214521074191. The reversal of 214521074177 is 771470125412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160845915136 + 53675159041 = 401056^2 + 231679^2 .

It is a cyclic number.

It is not a de Polignac number, because 214521074177 - 2¹⁰ = 214521073153 is a prime.

It is not a weakly prime, because it can be changed into another prime (214521074171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107260537088 + 107260537089.

It is an arithmetic number, because the mean of its divisors is an integer number (107260537089).

Almost surely, 2^214521074177 is an apocalyptic number.

It is an amenable number.

214521074177 is a deficient number, since it is larger than the sum of its proper divisors (1).

214521074177 is an equidigital number, since it uses as much as digits as its factorization.

214521074177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 109760, while the sum is 41.

Adding to 214521074177 its reverse (771470125412), we get a palindrome (985991199589).

The spelling of 214521074177 in words is "two hundred fourteen billion, five hundred twenty-one million, seventy-four thousand, one hundred seventy-seven".