140420204430043 has 4 divisors (see below), whose sum is σ = 140420327378968. Its totient is φ = 140420081481120.

The previous prime is 140420204430019. The next prime is 140420204430223. The reversal of 140420204430043 is 340034402024041.

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

It is a cyclic number.

It is not a de Polignac number, because 140420204430043 - 2³⁷ = 140282765476571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140420204429987 and 140420204430014.

It is not an unprimeable number, because it can be changed into a prime (140420204430343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59745093 + ... + 62050918.

It is an arithmetic number, because the mean of its divisors is an integer number (35105081844742).

Almost surely, 2^{140420204430043} is an apocalyptic number.

140420204430043 is a deficient number, since it is larger than the sum of its proper divisors (122948925).

140420204430043 is a wasteful number, since it uses less digits than its factorization.

140420204430043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122948924.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 140420204430043 its reverse (340034402024041), we get a palindrome (480454606454084).

The spelling of 140420204430043 in words is "one hundred forty trillion, four hundred twenty billion, two hundred four million, four hundred thirty thousand, forty-three".