11225531515 has 8 divisors (see below), whose sum is σ = 14695241328. Its totient is φ = 8164022880.

The previous prime is 11225531507. The next prime is 11225531519. The reversal of 11225531515 is 51513552211.

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

It is not a de Polignac number, because 11225531515 - 2³ = 11225531507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11225531519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102050232 + ... + 102050341.

It is an arithmetic number, because the mean of its divisors is an integer number (1836905166).

Almost surely, 2^11225531515 is an apocalyptic number.

11225531515 is a deficient number, since it is larger than the sum of its proper divisors (3469709813).

11225531515 is a wasteful number, since it uses less digits than its factorization.

11225531515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204100589.

The product of its digits is 7500, while the sum is 31.

The spelling of 11225531515 in words is "eleven billion, two hundred twenty-five million, five hundred thirty-one thousand, five hundred fifteen".