4252408078091 has 2 divisors, whose sum is σ = 4252408078092. Its totient is φ = 4252408078090.

The previous prime is 4252408078003. The next prime is 4252408078157. The reversal of 4252408078091 is 1908708042524.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4252408078091 is a prime.

It is a super-2 number, since 2×4252408078091² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4252408078001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126204039045 + 2126204039046.

It is an arithmetic number, because the mean of its divisors is an integer number (2126204039046).

Almost surely, 2^{4252408078091} is an apocalyptic number.

4252408078091 is a deficient number, since it is larger than the sum of its proper divisors (1).

4252408078091 is an equidigital number, since it uses as much as digits as its factorization.

4252408078091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 4252408078091 in words is "four trillion, two hundred fifty-two billion, four hundred eight million, seventy-eight thousand, ninety-one".