11390396109 has 16 divisors (see below), whose sum is σ = 15274259520. Its totient is φ = 7550156160.

The previous prime is 11390396077. The next prime is 11390396111. The reversal of 11390396109 is 90169309311.

It is not a de Polignac number, because 11390396109 - 2⁵ = 11390396077 is a prime.

It is a super-2 number, since 2×11390396109² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11390396179) 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, 511914 + ... + 533700.

It is an arithmetic number, because the mean of its divisors is an integer number (954641220).

Almost surely, 2^11390396109 is an apocalyptic number.

It is an amenable number.

11390396109 is a deficient number, since it is larger than the sum of its proper divisors (3883863411).

11390396109 is a wasteful number, since it uses less digits than its factorization.

11390396109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22780.

The product of its (nonzero) digits is 39366, while the sum is 42.

It can be divided in two parts, 113903 and 96109, that added together give a palindrome (210012).

The spelling of 11390396109 in words is "eleven billion, three hundred ninety million, three hundred ninety-six thousand, one hundred nine".