245302124519 has 2 divisors, whose sum is σ = 245302124520. Its totient is φ = 245302124518.

The previous prime is 245302124497. The next prime is 245302124623. The reversal of 245302124519 is 915421203542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245302124519 - 2²⁴ = 245285347303 is a prime.

It is a super-2 number, since 2×245302124519² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245308124519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122651062259 + 122651062260.

It is an arithmetic number, because the mean of its divisors is an integer number (122651062260).

Almost surely, 2^245302124519 is an apocalyptic number.

245302124519 is a deficient number, since it is larger than the sum of its proper divisors (1).

245302124519 is an equidigital number, since it uses as much as digits as its factorization.

245302124519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 245302124519 in words is "two hundred forty-five billion, three hundred two million, one hundred twenty-four thousand, five hundred nineteen".