84150457 has 2 divisors, whose sum is σ = 84150458. Its totient is φ = 84150456.

The previous prime is 84150433. The next prime is 84150481. The reversal of 84150457 is 75405148.

It is a balanced prime because it is at equal distance from previous prime (84150433) and next prime (84150481).

It can be written as a sum of positive squares in only one way, i.e., 49857721 + 34292736 = 7061^2 + 5856^2 .

It is a cyclic number.

It is not a de Polignac number, because 84150457 - 2⁷ = 84150329 is a prime.

It is not a weakly prime, because it can be changed into another prime (84150427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42075228 + 42075229.

It is an arithmetic number, because the mean of its divisors is an integer number (42075229).

Almost surely, 2^84150457 is an apocalyptic number.

It is an amenable number.

84150457 is a deficient number, since it is larger than the sum of its proper divisors (1).

84150457 is an equidigital number, since it uses as much as digits as its factorization.

84150457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 84150457 is about 9173.3558199821. The cubic root of 84150457 is about 438.2132379124.

The spelling of 84150457 in words is "eighty-four million, one hundred fifty thousand, four hundred fifty-seven".