11331535425 has 72 divisors (see below), whose sum is σ = 21835879200. Its totient is φ = 5170072320.

The previous prime is 11331535417. The next prime is 11331535427. The reversal of 11331535425 is 52453513311.

It is not a de Polignac number, because 11331535425 - 2³ = 11331535417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11331535427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2088366 + ... + 2093784.

It is an arithmetic number, because the mean of its divisors is an integer number (303276100).

Almost surely, 2^11331535425 is an apocalyptic number.

11331535425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11331535425 is a deficient number, since it is larger than the sum of its proper divisors (10504343775).

11331535425 is a wasteful number, since it uses less digits than its factorization.

11331535425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6015 (or 6003 counting only the distinct ones).

The product of its digits is 27000, while the sum is 33.

The spelling of 11331535425 in words is "eleven billion, three hundred thirty-one million, five hundred thirty-five thousand, four hundred twenty-five".