84308053 has 2 divisors, whose sum is σ = 84308054. Its totient is φ = 84308052.

The previous prime is 84308023. The next prime is 84308093. The reversal of 84308053 is 35080348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49533444 + 34774609 = 7038^2 + 5897^2 .

It is a cyclic number.

It is not a de Polignac number, because 84308053 - 2²⁵ = 50753621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84308023) 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, 42154026 + 42154027.

It is an arithmetic number, because the mean of its divisors is an integer number (42154027).

Almost surely, 2^84308053 is an apocalyptic number.

It is an amenable number.

84308053 is a deficient number, since it is larger than the sum of its proper divisors (1).

84308053 is an equidigital number, since it uses as much as digits as its factorization.

84308053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 84308053 is about 9181.9416791875. The cubic root of 84308053 is about 438.4866275397.

The spelling of 84308053 in words is "eighty-four million, three hundred eight thousand, fifty-three".