305070424249 has 2 divisors, whose sum is σ = 305070424250. Its totient is φ = 305070424248.

The previous prime is 305070424199. The next prime is 305070424289. The reversal of 305070424249 is 942424070503.

It is an a-pointer prime, because the next prime (305070424289) can be obtained adding 305070424249 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270355281849 + 34715142400 = 519957^2 + 186320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-305070424249 is a prime.

It is not a weakly prime, because it can be changed into another prime (305070424289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152535212124 + 152535212125.

It is an arithmetic number, because the mean of its divisors is an integer number (152535212125).

Almost surely, 2^305070424249 is an apocalyptic number.

It is an amenable number.

305070424249 is a deficient number, since it is larger than the sum of its proper divisors (1).

305070424249 is an equidigital number, since it uses as much as digits as its factorization.

305070424249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 305070424249 in words is "three hundred five billion, seventy million, four hundred twenty-four thousand, two hundred forty-nine".