1140305200421 has 4 divisors (see below), whose sum is σ = 1140798627744. Its totient is φ = 1139811773100.

The previous prime is 1140305200373. The next prime is 1140305200453. The reversal of 1140305200421 is 1240025030411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1140305200421 - 2²⁶ = 1140238091557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140305205421) 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, 246710195 + ... + 246714816.

It is an arithmetic number, because the mean of its divisors is an integer number (285199656936).

Almost surely, 2^{1140305200421} is an apocalyptic number.

It is an amenable number.

1140305200421 is a deficient number, since it is larger than the sum of its proper divisors (493427323).

1140305200421 is an equidigital number, since it uses as much as digits as its factorization.

1140305200421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493427322.

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 1140305200421 in words is "one trillion, one hundred forty billion, three hundred five million, two hundred thousand, four hundred twenty-one".