143430242403401 has 4 divisors (see below), whose sum is σ = 151867315485972. Its totient is φ = 134993169320832.

The previous prime is 143430242403347. The next prime is 143430242403419. The reversal of 143430242403401 is 104304242034341.

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

It can be written as a sum of positive squares in 2 ways, for example, as 59320726980025 + 84109515423376 = 7701995^2 + 9171124^2 .

It is a cyclic number.

It is not a de Polignac number, because 143430242403401 - 2⁶ = 143430242403337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143430242453401) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 4218536541260 + ... + 4218536541293.

It is an arithmetic number, because the mean of its divisors is an integer number (37966828871493).

Almost surely, 2^{143430242403401} is an apocalyptic number.

It is an amenable number.

143430242403401 is a deficient number, since it is larger than the sum of its proper divisors (8437073082571).

143430242403401 is an equidigital number, since it uses as much as digits as its factorization.

143430242403401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8437073082570.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 143430242403401 its reverse (104304242034341), we get a palindrome (247734484437742).

The spelling of 143430242403401 in words is "one hundred forty-three trillion, four hundred thirty billion, two hundred forty-two million, four hundred three thousand, four hundred one".