245606263 has 4 divisors (see below), whose sum is σ = 280692880. Its totient is φ = 210519648.

The previous prime is 245606227. The next prime is 245606279. The reversal of 245606263 is 362606542.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245606263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245606663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17543298 + ... + 17543311.

It is an arithmetic number, because the mean of its divisors is an integer number (70173220).

Almost surely, 2^245606263 is an apocalyptic number.

245606263 is a deficient number, since it is larger than the sum of its proper divisors (35086617).

245606263 is an equidigital number, since it uses as much as digits as its factorization.

245606263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35086616.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 245606263 is about 15671.8302377227. The cubic root of 245606263 is about 626.2481833619.

The spelling of 245606263 in words is "two hundred forty-five million, six hundred six thousand, two hundred sixty-three".