11355420415 has 8 divisors (see below), whose sum is σ = 13630906080. Its totient is φ = 9081401952.

The previous prime is 11355420389. The next prime is 11355420449. The reversal of 11355420415 is 51402455311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11355420415 - 2⁹ = 11355419903 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349699 + ... + 380788.

It is an arithmetic number, because the mean of its divisors is an integer number (1703863260).

Almost surely, 2^11355420415 is an apocalyptic number.

11355420415 is a deficient number, since it is larger than the sum of its proper divisors (2275485665).

11355420415 is an equidigital number, since it uses as much as digits as its factorization.

11355420415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733601.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 11355420415 its reverse (51402455311), we get a palindrome (62757875726).

The spelling of 11355420415 in words is "eleven billion, three hundred fifty-five million, four hundred twenty thousand, four hundred fifteen".