83680151 has 2 divisors, whose sum is σ = 83680152. Its totient is φ = 83680150.

The previous prime is 83680127. The next prime is 83680159. The reversal of 83680151 is 15108638.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83680151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83680159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41840075 + 41840076.

It is an arithmetic number, because the mean of its divisors is an integer number (41840076).

Almost surely, 2^83680151 is an apocalyptic number.

83680151 is a deficient number, since it is larger than the sum of its proper divisors (1).

83680151 is an equidigital number, since it uses as much as digits as its factorization.

83680151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 83680151 is about 9147.6855542809. The cubic root of 83680151 is about 437.3953399717.

Adding to 83680151 its reverse (15108638), we get a palindrome (98788789).

The spelling of 83680151 in words is "eighty-three million, six hundred eighty thousand, one hundred fifty-one".