1401143124434 has 4 divisors (see below), whose sum is σ = 2101714686654. Its totient is φ = 700571562216.

The previous prime is 1401143124421. The next prime is 1401143124461. The reversal of 1401143124434 is 4344213411041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1027999293409 + 373143831025 = 1013903^2 + 610855^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1401143124434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350285781107 + ... + 350285781110.

Almost surely, 2^{1401143124434} is an apocalyptic number.

1401143124434 is a deficient number, since it is larger than the sum of its proper divisors (700571562220).

1401143124434 is an equidigital number, since it uses as much as digits as its factorization.

1401143124434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700571562219.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 1401143124434 its reverse (4344213411041), we get a palindrome (5745356535475).

The spelling of 1401143124434 in words is "one trillion, four hundred one billion, one hundred forty-three million, one hundred twenty-four thousand, four hundred thirty-four".