84130667 has 2 divisors, whose sum is σ = 84130668. Its totient is φ = 84130666.

The previous prime is 84130643. The next prime is 84130679. The reversal of 84130667 is 76603148.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84130667 - 2⁸ = 84130411 is a prime.

It is not a weakly prime, because it can be changed into another prime (84130687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42065333 + 42065334.

It is an arithmetic number, because the mean of its divisors is an integer number (42065334).

Almost surely, 2^84130667 is an apocalyptic number.

84130667 is a deficient number, since it is larger than the sum of its proper divisors (1).

84130667 is an equidigital number, since it uses as much as digits as its factorization.

84130667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 84130667 is about 9172.2770891420. The cubic root of 84130667 is about 438.1788830984.

The spelling of 84130667 in words is "eighty-four million, one hundred thirty thousand, six hundred sixty-seven".