10941787609 has 9 divisors (see below), whose sum is σ = 11335243647. Its totient is φ = 10561555704.

The previous prime is 10941787601. The next prime is 10941787613. The reversal of 10941787609 is 90678714901.

The square root of 10941787609 is 104603.

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., 5737608009 + 5204179600 = 75747^2 + 72140^2 .

It is not a de Polignac number, because 10941787609 - 2³ = 10941787601 is a prime.

It is a super-3 number, since 3×10941787609³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10941787601) 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, 3031684 + ... + 3035290.

Almost surely, 2^10941787609 is an apocalyptic number.

10941787609 is the 104603-rd square number.

10941787609 is the 52302-nd centered octagonal number.

It is an amenable number.

10941787609 is a deficient number, since it is larger than the sum of its proper divisors (393456038).

10941787609 is an frugal number, since it uses more digits than its factorization.

10941787609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7272 (or 3636 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 52.

The spelling of 10941787609 in words is "ten billion, nine hundred forty-one million, seven hundred eighty-seven thousand, six hundred nine".