83379929 has 2 divisors, whose sum is σ = 83379930. Its totient is φ = 83379928.

The previous prime is 83379913. The next prime is 83379931. The reversal of 83379929 is 92997338.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53655625 + 29724304 = 7325^2 + 5452^2 .

It is a cyclic number.

It is not a de Polignac number, because 83379929 - 2⁴ = 83379913 is a prime.

Together with 83379931, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83379949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41689964 + 41689965.

It is an arithmetic number, because the mean of its divisors is an integer number (41689965).

Almost surely, 2^83379929 is an apocalyptic number.

It is an amenable number.

83379929 is a deficient number, since it is larger than the sum of its proper divisors (1).

83379929 is an equidigital number, since it uses as much as digits as its factorization.

83379929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 50.

The square root of 83379929 is about 9131.2610848666. The cubic root of 83379929 is about 436.8716273277.

The spelling of 83379929 in words is "eighty-three million, three hundred seventy-nine thousand, nine hundred twenty-nine".