245516353 has 4 divisors (see below), whose sum is σ = 245558320. Its totient is φ = 245474388.

The previous prime is 245516351. The next prime is 245516371. The reversal of 245516353 is 353615542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 245516353 - 2¹ = 245516351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245516351) 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, 10443 + ... + 24496.

It is an arithmetic number, because the mean of its divisors is an integer number (61389580).

Almost surely, 2^245516353 is an apocalyptic number.

It is an amenable number.

245516353 is a deficient number, since it is larger than the sum of its proper divisors (41967).

245516353 is an equidigital number, since it uses as much as digits as its factorization.

245516353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41966.

The product of its digits is 54000, while the sum is 34.

The square root of 245516353 is about 15668.9614525022. The cubic root of 245516353 is about 626.1717563664.

The spelling of 245516353 in words is "two hundred forty-five million, five hundred sixteen thousand, three hundred fifty-three".