8145113 has 2 divisors, whose sum is σ = 8145114. Its totient is φ = 8145112.

The previous prime is 8145073. The next prime is 8145133. The reversal of 8145113 is 3115418.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7038409 + 1106704 = 2653^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 8145113 - 2²² = 3950809 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (8145133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4072556 + 4072557.

It is an arithmetic number, because the mean of its divisors is an integer number (4072557).

Almost surely, 2^8145113 is an apocalyptic number.

It is an amenable number.

8145113 is a deficient number, since it is larger than the sum of its proper divisors (1).

8145113 is an equidigital number, since it uses as much as digits as its factorization.

8145113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 23.

The square root of 8145113 is about 2853.9644356579. The cubic root of 8145113 is about 201.2020360730.

The spelling of 8145113 in words is "eight million, one hundred forty-five thousand, one hundred thirteen".