11759884249 has 9 divisors (see below), whose sum is σ = 12494292447. Its totient is φ = 11066391264.

The previous prime is 11759884247. The next prime is 11759884309. The reversal of 11759884249 is 94248895711.

The square root of 11759884249 is 108443.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 9155619225 + 2604265024 = 95685^2 + 51032^2 .

It is not a de Polignac number, because 11759884249 - 2¹ = 11759884247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11759884193 and 11759884202.

It is not an unprimeable number, because it can be changed into a prime (11759884247) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1840342 + ... + 1846720.

Almost surely, 2^11759884249 is an apocalyptic number.

11759884249 is the 108443-rd square number.

11759884249 is the 54222-nd centered octagonal number.

It is an amenable number.

11759884249 is a deficient number, since it is larger than the sum of its proper divisors (734408198).

11759884249 is an frugal number, since it uses more digits than its factorization.

11759884249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12792 (or 6396 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 58.

The spelling of 11759884249 in words is "eleven billion, seven hundred fifty-nine million, eight hundred eighty-four thousand, two hundred forty-nine".