4230997657 has 2 divisors, whose sum is σ = 4230997658. Its totient is φ = 4230997656.

The previous prime is 4230997651. The next prime is 4230997663. The reversal of 4230997657 is 7567990324.

It is a balanced prime because it is at equal distance from previous prime (4230997651) and next prime (4230997663).

It can be written as a sum of positive squares in only one way, i.e., 4124722176 + 106275481 = 64224^2 + 10309^2 .

It is a cyclic number.

It is not a de Polignac number, because 4230997657 - 2¹⁹ = 4230473369 is a prime.

It is a super-3 number, since 3×4230997657³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (4230997651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115498828 + 2115498829.

It is an arithmetic number, because the mean of its divisors is an integer number (2115498829).

Almost surely, 2^4230997657 is an apocalyptic number.

It is an amenable number.

4230997657 is a deficient number, since it is larger than the sum of its proper divisors (1).

4230997657 is an equidigital number, since it uses as much as digits as its factorization.

4230997657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The square root of 4230997657 is about 65046.1194615021. The cubic root of 4230997657 is about 1617.3881676459.

The spelling of 4230997657 in words is "four billion, two hundred thirty million, nine hundred ninety-seven thousand, six hundred fifty-seven".