302135145293 has 2 divisors, whose sum is σ = 302135145294. Its totient is φ = 302135145292.

The previous prime is 302135145281. The next prime is 302135145317. The reversal of 302135145293 is 392541531203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265279592809 + 36855552484 = 515053^2 + 191978^2 .

It is a cyclic number.

It is not a de Polignac number, because 302135145293 - 2³⁰ = 301061403469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302135145233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151067572646 + 151067572647.

It is an arithmetic number, because the mean of its divisors is an integer number (151067572647).

Almost surely, 2^302135145293 is an apocalyptic number.

It is an amenable number.

302135145293 is a deficient number, since it is larger than the sum of its proper divisors (1).

302135145293 is an equidigital number, since it uses as much as digits as its factorization.

302135145293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 38.

Adding to 302135145293 its reverse (392541531203), we get a palindrome (694676676496).

The spelling of 302135145293 in words is "three hundred two billion, one hundred thirty-five million, one hundred forty-five thousand, two hundred ninety-three".