11530153115 has 32 divisors (see below), whose sum is σ = 15610807296. Its totient is φ = 8111664000.

The previous prime is 11530153109. The next prime is 11530153121. The reversal of 11530153115 is 51135103511.

It is an interprime number because it is at equal distance from previous prime (11530153109) and next prime (11530153121).

It is not a de Polignac number, because 11530153115 - 2¹² = 11530149019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359882 + ... + 390608.

It is an arithmetic number, because the mean of its divisors is an integer number (487837728).

Almost surely, 2^11530153115 is an apocalyptic number.

11530153115 is a deficient number, since it is larger than the sum of its proper divisors (4080654181).

11530153115 is a wasteful number, since it uses less digits than its factorization.

11530153115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31019.

The product of its (nonzero) digits is 1125, while the sum is 26.

Adding to 11530153115 its reverse (51135103511), we get a palindrome (62665256626).

The spelling of 11530153115 in words is "eleven billion, five hundred thirty million, one hundred fifty-three thousand, one hundred fifteen".