11155142435 has 8 divisors (see below), whose sum is σ = 13391146800. Its totient is φ = 8920796704.

The previous prime is 11155142419. The next prime is 11155142437. The reversal of 11155142435 is 53424155111.

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 11155142435 - 2⁴ = 11155142419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11155142437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399812 + ... + 426801.

It is an arithmetic number, because the mean of its divisors is an integer number (1673893350).

Almost surely, 2^11155142435 is an apocalyptic number.

11155142435 is a deficient number, since it is larger than the sum of its proper divisors (2236004365).

11155142435 is an equidigital number, since it uses as much as digits as its factorization.

11155142435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829317.

The product of its digits is 12000, while the sum is 32.

Adding to 11155142435 its reverse (53424155111), we get a palindrome (64579297546).

The spelling of 11155142435 in words is "eleven billion, one hundred fifty-five million, one hundred forty-two thousand, four hundred thirty-five".