83329157 has 2 divisors, whose sum is σ = 83329158. Its totient is φ = 83329156.

The previous prime is 83329153. The next prime is 83329171. The reversal of 83329157 is 75192338.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66031876 + 17297281 = 8126^2 + 4159^2 .

It is a cyclic number.

It is not a de Polignac number, because 83329157 - 2² = 83329153 is a prime.

It is a super-3 number, since 3×83329157³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83329157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83329153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41664578 + 41664579.

It is an arithmetic number, because the mean of its divisors is an integer number (41664579).

Almost surely, 2^83329157 is an apocalyptic number.

It is an amenable number.

83329157 is a deficient number, since it is larger than the sum of its proper divisors (1).

83329157 is an equidigital number, since it uses as much as digits as its factorization.

83329157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 83329157 is about 9128.4805416893. The cubic root of 83329157 is about 436.7829355198.

The spelling of 83329157 in words is "eighty-three million, three hundred twenty-nine thousand, one hundred fifty-seven".