4254663997 has 2 divisors, whose sum is σ = 4254663998. Its totient is φ = 4254663996.

The previous prime is 4254663971. The next prime is 4254664009. The reversal of 4254663997 is 7993664524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3865233241 + 389430756 = 62171^2 + 19734^2 .

It is a cyclic number.

It is not a de Polignac number, because 4254663997 - 2⁷ = 4254663869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4254663097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127331998 + 2127331999.

It is an arithmetic number, because the mean of its divisors is an integer number (2127331999).

Almost surely, 2^4254663997 is an apocalyptic number.

It is an amenable number.

4254663997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254663997 is an equidigital number, since it uses as much as digits as its factorization.

4254663997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 55.

The square root of 4254663997 is about 65227.7854675444. The cubic root of 4254663997 is about 1620.3982149903.

The spelling of 4254663997 in words is "four billion, two hundred fifty-four million, six hundred sixty-three thousand, nine hundred ninety-seven".