2230661651 has 2 divisors, whose sum is σ = 2230661652. Its totient is φ = 2230661650.

The previous prime is 2230661639. The next prime is 2230661707. The reversal of 2230661651 is 1561660322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2230661651 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2230663651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115330825 + 1115330826.

It is an arithmetic number, because the mean of its divisors is an integer number (1115330826).

Almost surely, 2^2230661651 is an apocalyptic number.

2230661651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2230661651 is an equidigital number, since it uses as much as digits as its factorization.

2230661651 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 2230661651 is about 47229.8809124054. The cubic root of 2230661651 is about 1306.6057558795.

The spelling of 2230661651 in words is "two billion, two hundred thirty million, six hundred sixty-one thousand, six hundred fifty-one".