330431948117 has 2 divisors, whose sum is σ = 330431948118. Its totient is φ = 330431948116.

The previous prime is 330431948083. The next prime is 330431948129. The reversal of 330431948117 is 711849134033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196772975281 + 133658972836 = 443591^2 + 365594^2 .

It is an emirp because it is prime and its reverse (711849134033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 330431948117 - 2⁶ = 330431948053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330431948177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165215974058 + 165215974059.

It is an arithmetic number, because the mean of its divisors is an integer number (165215974059).

Almost surely, 2^330431948117 is an apocalyptic number.

It is an amenable number.

330431948117 is a deficient number, since it is larger than the sum of its proper divisors (1).

330431948117 is an equidigital number, since it uses as much as digits as its factorization.

330431948117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 330431948117 in words is "three hundred thirty billion, four hundred thirty-one million, nine hundred forty-eight thousand, one hundred seventeen".