4008085097 has 4 divisors (see below), whose sum is σ = 4010792916. Its totient is φ = 4005377280.

The previous prime is 4008085057. The next prime is 4008085153. The reversal of 4008085097 is 7905808004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3089025241 + 919059856 = 55579^2 + 30316^2 .

It is a cyclic number.

It is not a de Polignac number, because 4008085097 - 2⁶ = 4008085033 is a prime.

It is a super-2 number, since 2×4008085097² = 32129492289586998818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4008085057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1351688 + ... + 1354649.

It is an arithmetic number, because the mean of its divisors is an integer number (1002698229).

Almost surely, 2^4008085097 is an apocalyptic number.

It is an amenable number.

4008085097 is a deficient number, since it is larger than the sum of its proper divisors (2707819).

4008085097 is a wasteful number, since it uses less digits than its factorization.

4008085097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707818.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 4008085097 is about 63309.4392409220. The cubic root of 4008085097 is about 1588.4698564659.

The spelling of 4008085097 in words is "four billion, eight million, eighty-five thousand, ninety-seven".