245011601 has 8 divisors (see below), whose sum is σ = 252171360. Its totient is φ = 237952192.

The previous prime is 245011597. The next prime is 245011609. The reversal of 245011601 is 106110542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 245011601 - 2² = 245011597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245011609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20120 + ... + 29913.

It is an arithmetic number, because the mean of its divisors is an integer number (31521420).

Almost surely, 2^245011601 is an apocalyptic number.

It is an amenable number.

245011601 is a deficient number, since it is larger than the sum of its proper divisors (7159759).

245011601 is an equidigital number, since it uses as much as digits as its factorization.

245011601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50175.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 245011601 is about 15652.8464184633. The cubic root of 245011601 is about 625.7423507688.

The spelling of 245011601 in words is "two hundred forty-five million, eleven thousand, six hundred one".