83315539 has 2 divisors, whose sum is σ = 83315540. Its totient is φ = 83315538.

The previous prime is 83315501. The next prime is 83315581. The reversal of 83315539 is 93551338.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83315539 - 2⁹ = 83315027 is a prime.

It is equal to p_4851496 and since 83315539 and 4851496 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 83315498 and 83315507.

It is not a weakly prime, because it can be changed into another prime (83318539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41657769 + 41657770.

It is an arithmetic number, because the mean of its divisors is an integer number (41657770).

Almost surely, 2^83315539 is an apocalyptic number.

83315539 is a deficient number, since it is larger than the sum of its proper divisors (1).

83315539 is an equidigital number, since it uses as much as digits as its factorization.

83315539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 37.

The square root of 83315539 is about 9127.7346039420. The cubic root of 83315539 is about 436.7591405910.

The spelling of 83315539 in words is "eighty-three million, three hundred fifteen thousand, five hundred thirty-nine".