2245706161 has 8 divisors (see below), whose sum is σ = 2301272064. Its totient is φ = 2190178080.

The previous prime is 2245706153. The next prime is 2245706173. The reversal of 2245706161 is 1616075422.

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

It is a cyclic number.

It is not a de Polignac number, because 2245706161 - 2³ = 2245706153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245704161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139260 + ... + 154546.

It is an arithmetic number, because the mean of its divisors is an integer number (287659008).

Almost surely, 2^2245706161 is an apocalyptic number.

It is an amenable number.

2245706161 is a deficient number, since it is larger than the sum of its proper divisors (55565903).

2245706161 is a wasteful number, since it uses less digits than its factorization.

2245706161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18911.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 2245706161 is about 47388.8822510090. The cubic root of 2245706161 is about 1309.5366076571.

The spelling of 2245706161 in words is "two billion, two hundred forty-five million, seven hundred six thousand, one hundred sixty-one".