2245630901 has 2 divisors, whose sum is σ = 2245630902. Its totient is φ = 2245630900.

The previous prime is 2245630867. The next prime is 2245630909. The reversal of 2245630901 is 1090365422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2239750276 + 5880625 = 47326^2 + 2425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2245630901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2245630909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122815450 + 1122815451.

It is an arithmetic number, because the mean of its divisors is an integer number (1122815451).

Almost surely, 2^2245630901 is an apocalyptic number.

It is an amenable number.

2245630901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245630901 is an equidigital number, since it uses as much as digits as its factorization.

2245630901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2245630901 is about 47388.0881762495. The cubic root of 2245630901 is about 1309.5219787284.

The spelling of 2245630901 in words is "two billion, two hundred forty-five million, six hundred thirty thousand, nine hundred one".