4259520091 has 2 divisors, whose sum is σ = 4259520092. Its totient is φ = 4259520090.

The previous prime is 4259519993. The next prime is 4259520131. The reversal of 4259520091 is 1900259524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4259520091 - 2⁷ = 4259519963 is a prime.

It is a super-2 number, since 2×4259520091² = 36287022811265296562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4259520091.

It is not a weakly prime, because it can be changed into another prime (4259520191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2129760045 + 2129760046.

It is an arithmetic number, because the mean of its divisors is an integer number (2129760046).

Almost surely, 2^4259520091 is an apocalyptic number.

4259520091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4259520091 is an equidigital number, since it uses as much as digits as its factorization.

4259520091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 4259520091 is about 65264.9989734161. The cubic root of 4259520091 is about 1621.0144653173.

The spelling of 4259520091 in words is "four billion, two hundred fifty-nine million, five hundred twenty thousand, ninety-one".