2245123166 has 32 divisors (see below), whose sum is σ = 4040644608. Its totient is φ = 921961440.

The previous prime is 2245123157. The next prime is 2245123169. The reversal of 2245123166 is 6613215422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245123169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70070 + ... + 96953.

It is an arithmetic number, because the mean of its divisors is an integer number (126270144).

Almost surely, 2^2245123166 is an apocalyptic number.

2245123166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2245123166 is a deficient number, since it is larger than the sum of its proper divisors (1795521442).

2245123166 is a wasteful number, since it uses less digits than its factorization.

2245123166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167096.

The product of its digits is 17280, while the sum is 32.

The square root of 2245123166 is about 47382.7306726828. The cubic root of 2245123166 is about 1309.4232774000.

Adding to 2245123166 its reverse (6613215422), we get a palindrome (8858338588).

The spelling of 2245123166 in words is "two billion, two hundred forty-five million, one hundred twenty-three thousand, one hundred sixty-six".