84076075247 has 2 divisors, whose sum is σ = 84076075248. Its totient is φ = 84076075246.

The previous prime is 84076075241. The next prime is 84076075249. The reversal of 84076075247 is 74257067048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84076075247 - 2²⁴ = 84059298031 is a prime.

It is a super-2 number, since 2×84076075247² (a number of 23 digits) contains 22 as substring.

Together with 84076075249, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 84076075195 and 84076075204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84076075241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42038037623 + 42038037624.

It is an arithmetic number, because the mean of its divisors is an integer number (42038037624).

Almost surely, 2^84076075247 is an apocalyptic number.

84076075247 is a deficient number, since it is larger than the sum of its proper divisors (1).

84076075247 is an equidigital number, since it uses as much as digits as its factorization.

84076075247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2634240, while the sum is 50.

The spelling of 84076075247 in words is "eighty-four billion, seventy-six million, seventy-five thousand, two hundred forty-seven".