11152542515 has 16 divisors (see below), whose sum is σ = 13584545856. Its totient is φ = 8788032000.

The previous prime is 11152542509. The next prime is 11152542523. The reversal of 11152542515 is 51524525111.

It is not a de Polignac number, because 11152542515 - 2¹⁴ = 11152526131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257690 + ... + 297840.

It is an arithmetic number, because the mean of its divisors is an integer number (849034116).

Almost surely, 2^11152542515 is an apocalyptic number.

11152542515 is a deficient number, since it is larger than the sum of its proper divisors (2432003341).

11152542515 is an equidigital number, since it uses as much as digits as its factorization.

11152542515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40990.

The product of its digits is 10000, while the sum is 32.

The spelling of 11152542515 in words is "eleven billion, one hundred fifty-two million, five hundred forty-two thousand, five hundred fifteen".