84177113 has 2 divisors, whose sum is σ = 84177114. Its totient is φ = 84177112.

The previous prime is 84177097. The next prime is 84177151. The reversal of 84177113 is 31177148.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84125584 + 51529 = 9172^2 + 227^2 .

It is a cyclic number.

It is not a de Polignac number, because 84177113 - 2⁴ = 84177097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84177113.

It is not a weakly prime, because it can be changed into another prime (84177193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42088556 + 42088557.

It is an arithmetic number, because the mean of its divisors is an integer number (42088557).

Almost surely, 2^84177113 is an apocalyptic number.

It is an amenable number.

84177113 is a deficient number, since it is larger than the sum of its proper divisors (1).

84177113 is an equidigital number, since it uses as much as digits as its factorization.

84177113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4704, while the sum is 32.

The square root of 84177113 is about 9174.8086083580. The cubic root of 84177113 is about 438.2595033728.

The spelling of 84177113 in words is "eighty-four million, one hundred seventy-seven thousand, one hundred thirteen".