11239098409 has 16 divisors (see below), whose sum is σ = 14041681920. Its totient is φ = 8739426960.

The previous prime is 11239098389. The next prime is 11239098413. The reversal of 11239098409 is 90489093211.

It is a happy number.

It is not a de Polignac number, because 11239098409 - 2¹⁵ = 11239065641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11239098439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115479 + ... + 189244.

It is an arithmetic number, because the mean of its divisors is an integer number (877605120).

Almost surely, 2^11239098409 is an apocalyptic number.

It is an amenable number.

11239098409 is a deficient number, since it is larger than the sum of its proper divisors (2802583511).

11239098409 is a wasteful number, since it uses less digits than its factorization.

11239098409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305220.

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 11239098409 in words is "eleven billion, two hundred thirty-nine million, ninety-eight thousand, four hundred nine".