140420003305 has 16 divisors (see below), whose sum is σ = 175904578944. Its totient is φ = 107406414720.

The previous prime is 140420003303. The next prime is 140420003341. The reversal of 140420003305 is 503300024041.

It is not a de Polignac number, because 140420003305 - 2¹ = 140420003303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140420003303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16510 + ... + 530200.

It is an arithmetic number, because the mean of its divisors is an integer number (10994036184).

Almost surely, 2^140420003305 is an apocalyptic number.

It is an amenable number.

140420003305 is a deficient number, since it is larger than the sum of its proper divisors (35484575639).

140420003305 is a wasteful number, since it uses less digits than its factorization.

140420003305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516096.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 140420003305 its reverse (503300024041), we get a palindrome (643720027346).

The spelling of 140420003305 in words is "one hundred forty billion, four hundred twenty million, three thousand, three hundred five".