11145543270 has 16 divisors (see below), whose sum is σ = 26749303920. Its totient is φ = 2972144864.

The previous prime is 11145543259. The next prime is 11145543271. The reversal of 11145543270 is 7234554111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145543271) 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, 185759025 + ... + 185759084.

It is an arithmetic number, because the mean of its divisors is an integer number (1671831495).

Almost surely, 2^11145543270 is an apocalyptic number.

11145543270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11145543270 is an abundant number, since it is smaller than the sum of its proper divisors (15603760650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11145543270 is a wasteful number, since it uses less digits than its factorization.

11145543270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371518119.

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 11145543270 in words is "eleven billion, one hundred forty-five million, five hundred forty-three thousand, two hundred seventy".