83466137 has 2 divisors, whose sum is σ = 83466138. Its totient is φ = 83466136.

The previous prime is 83466113. The next prime is 83466151. The reversal of 83466137 is 73166438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46936201 + 36529936 = 6851^2 + 6044^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83466137 is a prime.

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 83466137.

It is not a weakly prime, because it can be changed into another prime (83466157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41733068 + 41733069.

It is an arithmetic number, because the mean of its divisors is an integer number (41733069).

Almost surely, 2^83466137 is an apocalyptic number.

It is an amenable number.

83466137 is a deficient number, since it is larger than the sum of its proper divisors (1).

83466137 is an equidigital number, since it uses as much as digits as its factorization.

83466137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 83466137 is about 9135.9803524307. The cubic root of 83466137 is about 437.0221385974.

The spelling of 83466137 in words is "eighty-three million, four hundred sixty-six thousand, one hundred thirty-seven".