245305253429 has 2 divisors, whose sum is σ = 245305253430. Its totient is φ = 245305253428.

The previous prime is 245305253407. The next prime is 245305253437. The reversal of 245305253429 is 924352503542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151624572100 + 93680681329 = 389390^2 + 306073^2 .

It is a cyclic number.

It is not a de Polignac number, because 245305253429 - 2³² = 241010286133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245305253429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245305253449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122652626714 + 122652626715.

It is an arithmetic number, because the mean of its divisors is an integer number (122652626715).

Almost surely, 2^245305253429 is an apocalyptic number.

It is an amenable number.

245305253429 is a deficient number, since it is larger than the sum of its proper divisors (1).

245305253429 is an equidigital number, since it uses as much as digits as its factorization.

245305253429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 245305253429 in words is "two hundred forty-five billion, three hundred five million, two hundred fifty-three thousand, four hundred twenty-nine".