214836964621 has 2 divisors, whose sum is σ = 214836964622. Its totient is φ = 214836964620.

The previous prime is 214836964607. The next prime is 214836964651. The reversal of 214836964621 is 126469638412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213387639721 + 1449324900 = 461939^2 + 38070^2 .

It is a cyclic number.

It is not a de Polignac number, because 214836964621 - 2²³ = 214828576013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214836964651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107418482310 + 107418482311.

It is an arithmetic number, because the mean of its divisors is an integer number (107418482311).

Almost surely, 2^214836964621 is an apocalyptic number.

It is an amenable number.

214836964621 is a deficient number, since it is larger than the sum of its proper divisors (1).

214836964621 is an equidigital number, since it uses as much as digits as its factorization.

214836964621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2985984, while the sum is 52.

The spelling of 214836964621 in words is "two hundred fourteen billion, eight hundred thirty-six million, nine hundred sixty-four thousand, six hundred twenty-one".