1441432111 has 8 divisors (see below), whose sum is σ = 1685661824. Its totient is φ = 1206780120.

The previous prime is 1441432099. The next prime is 1441432133. The reversal of 1441432111 is 1112341441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1441432111 is a prime.

It is a super-3 number, since 3×1441432111³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441432411) 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, 2394105 + ... + 2394706.

It is an arithmetic number, because the mean of its divisors is an integer number (210707728).

Almost surely, 2^1441432111 is an apocalyptic number.

1441432111 is a deficient number, since it is larger than the sum of its proper divisors (244229713).

1441432111 is an equidigital number, since it uses as much as digits as its factorization.

1441432111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4788861.

The product of its digits is 384, while the sum is 22.

The square root of 1441432111 is about 37966.1969520256. The cubic root of 1441432111 is about 1129.6174628610.

Adding to 1441432111 its reverse (1112341441), we get a palindrome (2553773552).

The spelling of 1441432111 in words is "one billion, four hundred forty-one million, four hundred thirty-two thousand, one hundred eleven".