83455507 has 2 divisors, whose sum is σ = 83455508. Its totient is φ = 83455506.

The previous prime is 83455501. The next prime is 83455531. The reversal of 83455507 is 70555438.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83455507 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83455501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41727753 + 41727754.

It is an arithmetic number, because the mean of its divisors is an integer number (41727754).

Almost surely, 2^83455507 is an apocalyptic number.

83455507 is a deficient number, since it is larger than the sum of its proper divisors (1).

83455507 is an equidigital number, since it uses as much as digits as its factorization.

83455507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 83455507 is about 9135.3985682071. The cubic root of 83455507 is about 437.0035851947.

The spelling of 83455507 in words is "eighty-three million, four hundred fifty-five thousand, five hundred seven".