1089463 has 2 divisors, whose sum is σ = 1089464. Its totient is φ = 1089462.

The previous prime is 1089461. The next prime is 1089469. The reversal of 1089463 is 3649801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1089463 - 2¹ = 1089461 is a prime.

Together with 1089461, it forms a pair of twin primes.

1089463 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1089461) 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, 544731 + 544732.

It is an arithmetic number, because the mean of its divisors is an integer number (544732).

2^1089463 is an apocalyptic number.

1089463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1089463 is an equidigital number, since it uses as much as digits as its factorization.

1089463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 1089463 is about 1043.7734428505. The cubic root of 1089463 is about 102.8973432845.

The spelling of 1089463 in words is "one million, eighty-nine thousand, four hundred sixty-three".