84041537 has 2 divisors, whose sum is σ = 84041538. Its totient is φ = 84041536.

The previous prime is 84041521. The next prime is 84041539. The reversal of 84041537 is 73514048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73342096 + 10699441 = 8564^2 + 3271^2 .

It is a cyclic number.

It is not a de Polignac number, because 84041537 - 2⁴ = 84041521 is a prime.

Together with 84041539, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84041539) 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, 42020768 + 42020769.

It is an arithmetic number, because the mean of its divisors is an integer number (42020769).

Almost surely, 2^84041537 is an apocalyptic number.

It is an amenable number.

84041537 is a deficient number, since it is larger than the sum of its proper divisors (1).

84041537 is an equidigital number, since it uses as much as digits as its factorization.

84041537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 84041537 is about 9167.4171389765. The cubic root of 84041537 is about 438.0240894294.

The spelling of 84041537 in words is "eighty-four million, forty-one thousand, five hundred thirty-seven".