427869083 has 2 divisors, whose sum is σ = 427869084. Its totient is φ = 427869082.

The previous prime is 427869061. The next prime is 427869089. The reversal of 427869083 is 380968724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427869083 - 2²⁰ = 426820507 is a prime.

It is not a weakly prime, because it can be changed into another prime (427869089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213934541 + 213934542.

It is an arithmetic number, because the mean of its divisors is an integer number (213934542).

Almost surely, 2^427869083 is an apocalyptic number.

427869083 is a deficient number, since it is larger than the sum of its proper divisors (1).

427869083 is an equidigital number, since it uses as much as digits as its factorization.

427869083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 427869083 is about 20684.9965675607. The cubic root of 427869083 is about 753.5353579918.

The spelling of 427869083 in words is "four hundred twenty-seven million, eight hundred sixty-nine thousand, eighty-three".