8056903909 has 2 divisors, whose sum is σ = 8056903910. Its totient is φ = 8056903908.

The previous prime is 8056903867. The next prime is 8056903949. The reversal of 8056903909 is 9093096508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7848188100 + 208715809 = 88590^2 + 14447^2 .

It is a cyclic number.

It is not a de Polignac number, because 8056903909 - 2⁷ = 8056903781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8056903949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4028451954 + 4028451955.

It is an arithmetic number, because the mean of its divisors is an integer number (4028451955).

Almost surely, 2^8056903909 is an apocalyptic number.

It is an amenable number.

8056903909 is a deficient number, since it is larger than the sum of its proper divisors (1).

8056903909 is an equidigital number, since it uses as much as digits as its factorization.

8056903909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 49.

The square root of 8056903909 is about 89760.2579597452. The cubic root of 8056903909 is about 2004.7307933905.

The spelling of 8056903909 in words is "eight billion, fifty-six million, nine hundred three thousand, nine hundred nine".