311053143329 has 2 divisors, whose sum is σ = 311053143330. Its totient is φ = 311053143328.

The previous prime is 311053143259. The next prime is 311053143473. The reversal of 311053143329 is 923341350113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305676294400 + 5376848929 = 552880^2 + 73327^2 .

It is a cyclic number.

It is not a de Polignac number, because 311053143329 - 2⁸ = 311053143073 is a prime.

It is not a weakly prime, because it can be changed into another prime (311053143029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155526571664 + 155526571665.

It is an arithmetic number, because the mean of its divisors is an integer number (155526571665).

Almost surely, 2^311053143329 is an apocalyptic number.

It is an amenable number.

311053143329 is a deficient number, since it is larger than the sum of its proper divisors (1).

311053143329 is an equidigital number, since it uses as much as digits as its factorization.

311053143329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 311053143329 in words is "three hundred eleven billion, fifty-three million, one hundred forty-three thousand, three hundred twenty-nine".