1402144443 has 24 divisors (see below), whose sum is σ = 2349205248. Its totient is φ = 789264432.

The previous prime is 1402144441. The next prime is 1402144451. The reversal of 1402144443 is 3444412041.

1402144443 is a `hidden beast` number, since 1 + 4 + 0 + 214 + 4 + 443 = 666.

1402144443 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1402144443 - 2¹ = 1402144441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1402144441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161871 + ... + 170312.

It is an arithmetic number, because the mean of its divisors is an integer number (97883552).

Almost surely, 2^1402144443 is an apocalyptic number.

1402144443 is a deficient number, since it is larger than the sum of its proper divisors (947060805).

1402144443 is a wasteful number, since it uses less digits than its factorization.

1402144443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332263 (or 332260 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 1402144443 is about 37445.2192275596. The cubic root of 1402144443 is about 1119.2598327588.

Adding to 1402144443 its reverse (3444412041), we get a palindrome (4846556484).

The spelling of 1402144443 in words is "one billion, four hundred two million, one hundred forty-four thousand, four hundred forty-three".