11544071145 has 32 divisors (see below), whose sum is σ = 18873727488. Its totient is φ = 6022576128.

The previous prime is 11544071131. The next prime is 11544071159. The reversal of 11544071145 is 54117044511.

It is an interprime number because it is at equal distance from previous prime (11544071131) and next prime (11544071159).

It is not a de Polignac number, because 11544071145 - 2¹⁴ = 11544054761 is a prime.

It is a super-2 number, since 2×11544071145² (a number of 21 digits) contains 22 as substring.

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, 1841857 + ... + 1848113.

It is an arithmetic number, because the mean of its divisors is an integer number (589803984).

Almost surely, 2^11544071145 is an apocalyptic number.

11544071145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11544071145 is a deficient number, since it is larger than the sum of its proper divisors (7329656343).

11544071145 is a wasteful number, since it uses less digits than its factorization.

11544071145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8929.

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

The spelling of 11544071145 in words is "eleven billion, five hundred forty-four million, seventy-one thousand, one hundred forty-five".