84315607 has 2 divisors, whose sum is σ = 84315608. Its totient is φ = 84315606.

The previous prime is 84315599. The next prime is 84315619. The reversal of 84315607 is 70651348.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84315607 - 2³ = 84315599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84315107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42157803 + 42157804.

It is an arithmetic number, because the mean of its divisors is an integer number (42157804).

Almost surely, 2^84315607 is an apocalyptic number.

84315607 is a deficient number, since it is larger than the sum of its proper divisors (1).

84315607 is an equidigital number, since it uses as much as digits as its factorization.

84315607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 84315607 is about 9182.3530208765. The cubic root of 84315607 is about 438.4997232799.

The spelling of 84315607 in words is "eighty-four million, three hundred fifteen thousand, six hundred seven".