245660411 has 4 divisors (see below), whose sum is σ = 246319392. Its totient is φ = 245001432.

The previous prime is 245660383. The next prime is 245660417. The reversal of 245660411 is 114066542.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114066542 = 2 ⋅57033271.

It is a cyclic number.

It is not a de Polignac number, because 245660411 - 2⁶ = 245660347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245660417) 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, 328931 + ... + 329676.

It is an arithmetic number, because the mean of its divisors is an integer number (61579848).

Almost surely, 2^245660411 is an apocalyptic number.

245660411 is a deficient number, since it is larger than the sum of its proper divisors (658981).

245660411 is an equidigital number, since it uses as much as digits as its factorization.

245660411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658980.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 245660411 is about 15673.5577007902. The cubic root of 245660411 is about 626.2942022683.

The spelling of 245660411 in words is "two hundred forty-five million, six hundred sixty thousand, four hundred eleven".