245488343 has 2 divisors, whose sum is σ = 245488344. Its totient is φ = 245488342.

The previous prime is 245488337. The next prime is 245488351. The reversal of 245488343 is 343884542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245488343 - 2¹² = 245484247 is a prime.

It is equal to p_13445996 and since 245488343 and 13445996 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245488343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245488363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122744171 + 122744172.

It is an arithmetic number, because the mean of its divisors is an integer number (122744172).

Almost surely, 2^245488343 is an apocalyptic number.

245488343 is a deficient number, since it is larger than the sum of its proper divisors (1).

245488343 is an equidigital number, since it uses as much as digits as its factorization.

245488343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 368640, while the sum is 41.

The square root of 245488343 is about 15668.0676217586. The cubic root of 245488343 is about 626.1479429656.

The spelling of 245488343 in words is "two hundred forty-five million, four hundred eighty-eight thousand, three hundred forty-three".