311234424329 has 2 divisors, whose sum is σ = 311234424330. Its totient is φ = 311234424328.

The previous prime is 311234424299. The next prime is 311234424343. The reversal of 311234424329 is 923424432113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275493765625 + 35740658704 = 524875^2 + 189052^2 .

It is a cyclic number.

It is not a de Polignac number, because 311234424329 - 2²⁸ = 310965988873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 311234424292 and 311234424301.

It is not a weakly prime, because it can be changed into another prime (311234424349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155617212164 + 155617212165.

It is an arithmetic number, because the mean of its divisors is an integer number (155617212165).

Almost surely, 2^311234424329 is an apocalyptic number.

It is an amenable number.

311234424329 is a deficient number, since it is larger than the sum of its proper divisors (1).

311234424329 is an equidigital number, since it uses as much as digits as its factorization.

311234424329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 38.

The spelling of 311234424329 in words is "three hundred eleven billion, two hundred thirty-four million, four hundred twenty-four thousand, three hundred twenty-nine".