83955427 has 2 divisors, whose sum is σ = 83955428. Its totient is φ = 83955426.

The previous prime is 83955419. The next prime is 83955439. The reversal of 83955427 is 72455938.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83955427 - 2³ = 83955419 is a prime.

It is not a weakly prime, because it can be changed into another prime (83955457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41977713 + 41977714.

It is an arithmetic number, because the mean of its divisors is an integer number (41977714).

Almost surely, 2^83955427 is an apocalyptic number.

83955427 is a deficient number, since it is larger than the sum of its proper divisors (1).

83955427 is an equidigital number, since it uses as much as digits as its factorization.

83955427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The square root of 83955427 is about 9162.7194107426. The cubic root of 83955427 is about 437.8744366695.

The spelling of 83955427 in words is "eighty-three million, nine hundred fifty-five thousand, four hundred twenty-seven".