1086249349 has 2 divisors, whose sum is σ = 1086249350. Its totient is φ = 1086249348.

The previous prime is 1086249337. The next prime is 1086249379. The reversal of 1086249349 is 9439426801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1044453124 + 41796225 = 32318^2 + 6465^2 .

It is a cyclic number.

It is not a de Polignac number, because 1086249349 - 2¹¹ = 1086247301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1086249299 and 1086249308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1086249379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543124674 + 543124675.

It is an arithmetic number, because the mean of its divisors is an integer number (543124675).

Almost surely, 2^1086249349 is an apocalyptic number.

It is an amenable number.

1086249349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1086249349 is an equidigital number, since it uses as much as digits as its factorization.

1086249349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 1086249349 is about 32958.2971192384. The cubic root of 1086249349 is about 1027.9606959214.

The spelling of 1086249349 in words is "one billion, eighty-six million, two hundred forty-nine thousand, three hundred forty-nine".