11147522145 has 16 divisors (see below), whose sum is σ = 17892308160. Its totient is φ = 5926587584.

The previous prime is 11147522137. The next prime is 11147522147. The reversal of 11147522145 is 54122574111.

It is a cyclic number.

It is not a de Polignac number, because 11147522145 - 2³ = 11147522137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11147522147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1167435 + ... + 1176944.

It is an arithmetic number, because the mean of its divisors is an integer number (1118269260).

Almost surely, 2^11147522145 is an apocalyptic number.

11147522145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11147522145 is a deficient number, since it is larger than the sum of its proper divisors (6744786015).

11147522145 is a wasteful number, since it uses less digits than its factorization.

11147522145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344704.

The product of its digits is 11200, while the sum is 33.

The spelling of 11147522145 in words is "eleven billion, one hundred forty-seven million, five hundred twenty-two thousand, one hundred forty-five".