1086749 has 2 divisors, whose sum is σ = 1086750. Its totient is φ = 1086748.

The previous prime is 1086731. The next prime is 1086763. The reversal of 1086749 is 9476801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 912025 + 174724 = 955^2 + 418^2 .

It is a cyclic number.

It is not a de Polignac number, because 1086749 - 2⁸ = 1086493 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1086769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543374 + 543375.

It is an arithmetic number, because the mean of its divisors is an integer number (543375).

2^1086749 is an apocalyptic number.

It is an amenable number.

1086749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086749 is an equidigital number, since it uses as much as digits as its factorization.

1086749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1086749 is about 1042.4725416048. The cubic root of 1086749 is about 102.8118284925.

The spelling of 1086749 in words is "one million, eighty-six thousand, seven hundred forty-nine".