11355234405 has 16 divisors (see below), whose sum is σ = 19237103424. Its totient is φ = 5699882240.

The previous prime is 11355234391. The next prime is 11355234419. The reversal of 11355234405 is 50443255311.

It is an interprime number because it is at equal distance from previous prime (11355234391) and next prime (11355234419).

It is not a de Polignac number, because 11355234405 - 2⁹ = 11355233893 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22264911 + ... + 22265420.

It is an arithmetic number, because the mean of its divisors is an integer number (1202318964).

Almost surely, 2^11355234405 is an apocalyptic number.

11355234405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11355234405 is a deficient number, since it is larger than the sum of its proper divisors (7881869019).

11355234405 is a wasteful number, since it uses less digits than its factorization.

11355234405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44530356.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 11355234405 its reverse (50443255311), we get a palindrome (61798489716).

The spelling of 11355234405 in words is "eleven billion, three hundred fifty-five million, two hundred thirty-four thousand, four hundred five".