955439 has 2 divisors, whose sum is σ = 955440. Its totient is φ = 955438.

The previous prime is 955433. The next prime is 955441. The reversal of 955439 is 934559.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 955439 - 2⁸ = 955183 is a prime.

Together with 955441, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 955399 and 955408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (955433) 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, 477719 + 477720.

It is an arithmetic number, because the mean of its divisors is an integer number (477720).

2⁹⁵⁵⁴³⁹ is an apocalyptic number.

955439 is a deficient number, since it is larger than the sum of its proper divisors (1).

955439 is an equidigital number, since it uses as much as digits as its factorization.

955439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 35.

The square root of 955439 is about 977.4656004177. The cubic root of 955439 is about 98.4920072190.

Subtracting from 955439 its product of digits (24300), we obtain a palindrome (931139).

The spelling of 955439 in words is "nine hundred fifty-five thousand, four hundred thirty-nine".