1058749 has 2 divisors, whose sum is σ = 1058750. Its totient is φ = 1058748.

The previous prime is 1058747. The next prime is 1058753. The reversal of 1058749 is 9478501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 710649 + 348100 = 843^2 + 590^2 .

It is a cyclic number.

It is not a de Polignac number, because 1058749 - 2¹ = 1058747 is a prime.

It is a super-2 number, since 2×1058749² = 2241898890002, which contains 22 as substring.

Together with 1058747, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1058747) 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, 529374 + 529375.

It is an arithmetic number, because the mean of its divisors is an integer number (529375).

2^1058749 is an apocalyptic number.

It is an amenable number.

1058749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1058749 is an equidigital number, since it uses as much as digits as its factorization.

1058749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 1058749 is about 1028.9552954332. The cubic root of 1058749 is about 101.9211552686.

The spelling of 1058749 in words is "one million, fifty-eight thousand, seven hundred forty-nine".