966431 has 2 divisors, whose sum is σ = 966432. Its totient is φ = 966430.

The previous prime is 966419. The next prime is 966439. The reversal of 966431 is 134669.

It is a strong prime.

It is an emirp because it is prime and its reverse (134669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 966431 - 2¹⁰ = 965407 is a prime.

It is a super-2 number, since 2×966431² = 1867977755522, which contains 22 as substring.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 966394 and 966403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483215 + 483216.

It is an arithmetic number, because the mean of its divisors is an integer number (483216).

2⁹⁶⁶⁴³¹ is an apocalyptic number.

966431 is a deficient number, since it is larger than the sum of its proper divisors (1).

966431 is an equidigital number, since it uses as much as digits as its factorization.

966431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 966431 is about 983.0722252205. The cubic root of 966431 is about 98.8682736043.

The spelling of 966431 in words is "nine hundred sixty-six thousand, four hundred thirty-one".