4253506639 has 2 divisors, whose sum is σ = 4253506640. Its totient is φ = 4253506638.

The previous prime is 4253506603. The next prime is 4253506667. The reversal of 4253506639 is 9366053524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4253506639 - 2⁷ = 4253506511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4253506595 and 4253506604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4253506039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126753319 + 2126753320.

It is an arithmetic number, because the mean of its divisors is an integer number (2126753320).

Almost surely, 2^4253506639 is an apocalyptic number.

4253506639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4253506639 is an equidigital number, since it uses as much as digits as its factorization.

4253506639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 43.

The square root of 4253506639 is about 65218.9132000833. The cubic root of 4253506639 is about 1620.2512742125.

The spelling of 4253506639 in words is "four billion, two hundred fifty-three million, five hundred six thousand, six hundred thirty-nine".