245525765143 has 2 divisors, whose sum is σ = 245525765144. Its totient is φ = 245525765142.

The previous prime is 245525765131. The next prime is 245525765161. The reversal of 245525765143 is 341567525542.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245525765143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245525765743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122762882571 + 122762882572.

It is an arithmetic number, because the mean of its divisors is an integer number (122762882572).

Almost surely, 2^245525765143 is an apocalyptic number.

245525765143 is a deficient number, since it is larger than the sum of its proper divisors (1).

245525765143 is an equidigital number, since it uses as much as digits as its factorization.

245525765143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040000, while the sum is 49.

The spelling of 245525765143 in words is "two hundred forty-five billion, five hundred twenty-five million, seven hundred sixty-five thousand, one hundred forty-three".