8402002043 has 2 divisors, whose sum is σ = 8402002044. Its totient is φ = 8402002042.

The previous prime is 8402002019. The next prime is 8402002057. The reversal of 8402002043 is 3402002048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8402002043 - 2¹⁴ = 8401985659 is a prime.

It is not a weakly prime, because it can be changed into another prime (8402002093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4201001021 + 4201001022.

It is an arithmetic number, because the mean of its divisors is an integer number (4201001022).

Almost surely, 2^8402002043 is an apocalyptic number.

8402002043 is a deficient number, since it is larger than the sum of its proper divisors (1).

8402002043 is an equidigital number, since it uses as much as digits as its factorization.

8402002043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 8402002043 is about 91662.4352883994. The cubic root of 8402002043 is about 2032.9541983575.

The spelling of 8402002043 in words is "eight billion, four hundred two million, two thousand, forty-three".