1107143424 has 144 divisors (see below), whose sum is σ = 3380285440. Its totient is φ = 357073920.

The previous prime is 1107143423. The next prime is 1107143431. The reversal of 1107143424 is 4243417011.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×1107143424² = 2451533122612887552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1107143423) 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, 211689 + ... + 216855.

Almost surely, 2^1107143424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1107143424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1690142720).

1107143424 is an abundant number, since it is smaller than the sum of its proper divisors (2273142016).

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

1107143424 is an equidigital number, since it uses as much as digits as its factorization.

1107143424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5223 (or 5203 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1107143424 is about 33273.7648005151. The cubic root of 1107143424 is about 1034.5098456245.

The spelling of 1107143424 in words is "one billion, one hundred seven million, one hundred forty-three thousand, four hundred twenty-four".