83008613 has 2 divisors, whose sum is σ = 83008614. Its totient is φ = 83008612.

The previous prime is 83008589. The next prime is 83008621. The reversal of 83008613 is 31680038.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72556324 + 10452289 = 8518^2 + 3233^2 .

It is a cyclic number.

It is not a de Polignac number, because 83008613 - 2¹² = 83004517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83008213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41504306 + 41504307.

It is an arithmetic number, because the mean of its divisors is an integer number (41504307).

Almost surely, 2^83008613 is an apocalyptic number.

It is an amenable number.

83008613 is a deficient number, since it is larger than the sum of its proper divisors (1).

83008613 is an equidigital number, since it uses as much as digits as its factorization.

83008613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 83008613 is about 9110.9062666674. The cubic root of 83008613 is about 436.2221551837. Note that the first 3 decimals are identical.

The spelling of 83008613 in words is "eighty-three million, eight thousand, six hundred thirteen".