214240425961 has 2 divisors, whose sum is σ = 214240425962. Its totient is φ = 214240425960.

The previous prime is 214240425953. The next prime is 214240426069. The reversal of 214240425961 is 169524042412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125701447936 + 88538978025 = 354544^2 + 297555^2 .

It is a cyclic number.

It is not a de Polignac number, because 214240425961 - 2³ = 214240425953 is a prime.

It is not a weakly prime, because it can be changed into another prime (214240425901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107120212980 + 107120212981.

It is an arithmetic number, because the mean of its divisors is an integer number (107120212981).

Almost surely, 2^214240425961 is an apocalyptic number.

It is an amenable number.

214240425961 is a deficient number, since it is larger than the sum of its proper divisors (1).

214240425961 is an equidigital number, since it uses as much as digits as its factorization.

214240425961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 214240425961 in words is "two hundred fourteen billion, two hundred forty million, four hundred twenty-five thousand, nine hundred sixty-one".