1140004200421 has 8 divisors (see below), whose sum is σ = 1209269977920. Its totient is φ = 1070983612608.

The previous prime is 1140004200371. The next prime is 1140004200451. The reversal of 1140004200421 is 1240024000411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1140004200421 - 2²¹ = 1140002103269 is a prime.

It is a super-3 number, since 3×1140004200421³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140004200451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61287841 + ... + 61306438.

It is an arithmetic number, because the mean of its divisors is an integer number (151158747240).

Almost surely, 2^{1140004200421} is an apocalyptic number.

It is an amenable number.

1140004200421 is a deficient number, since it is larger than the sum of its proper divisors (69265777499).

1140004200421 is a wasteful number, since it uses less digits than its factorization.

1140004200421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122594843.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1140004200421 its reverse (1240024000411), we get a palindrome (2380028200832).

The spelling of 1140004200421 in words is "one trillion, one hundred forty billion, four million, two hundred thousand, four hundred twenty-one".