4008819097 has 2 divisors, whose sum is σ = 4008819098. Its totient is φ = 4008819096.

The previous prime is 4008819071. The next prime is 4008819103. The reversal of 4008819097 is 7909188004.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2466214921 + 1542604176 = 49661^2 + 39276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4008819097 is a prime.

It is not a weakly prime, because it can be changed into another prime (4008819697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2004409548 + 2004409549.

It is an arithmetic number, because the mean of its divisors is an integer number (2004409549).

Almost surely, 2^4008819097 is an apocalyptic number.

It is an amenable number.

4008819097 is a deficient number, since it is larger than the sum of its proper divisors (1).

4008819097 is an equidigital number, since it uses as much as digits as its factorization.

4008819097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 46.

The square root of 4008819097 is about 63315.2358994263. The cubic root of 4008819097 is about 1588.5668159600.

The spelling of 4008819097 in words is "four billion, eight million, eight hundred nineteen thousand, ninety-seven".