84115001 has 2 divisors, whose sum is σ = 84115002. Its totient is φ = 84115000.

The previous prime is 84114991. The next prime is 84115037. The reversal of 84115001 is 10051148.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81631225 + 2483776 = 9035^2 + 1576^2 .

It is a cyclic number.

It is not a de Polignac number, because 84115001 - 2⁶ = 84114937 is a prime.

It is not a weakly prime, because it can be changed into another prime (84115601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42057500 + 42057501.

It is an arithmetic number, because the mean of its divisors is an integer number (42057501).

Almost surely, 2^84115001 is an apocalyptic number.

It is an amenable number.

84115001 is a deficient number, since it is larger than the sum of its proper divisors (1).

84115001 is an equidigital number, since it uses as much as digits as its factorization.

84115001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 84115001 is about 9171.4230629712. The cubic root of 84115001 is about 438.1516835973.

Adding to 84115001 its reverse (10051148), we get a palindrome (94166149).

The spelling of 84115001 in words is "eighty-four million, one hundred fifteen thousand, one".