1421124334393 has 8 divisors (see below), whose sum is σ = 1427490247176. Its totient is φ = 1414768732800.

The previous prime is 1421124334379. The next prime is 1421124334451. The reversal of 1421124334393 is 3934334211241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 883876381609 + 537247952784 = 940147^2 + 732972^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421124334393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421124337393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301468 + ... + 2852893.

It is an arithmetic number, because the mean of its divisors is an integer number (178436280897).

Almost surely, 2^{1421124334393} is an apocalyptic number.

It is an amenable number.

1421124334393 is a deficient number, since it is larger than the sum of its proper divisors (6365912783).

1421124334393 is an equidigital number, since it uses as much as digits as its factorization.

1421124334393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5155595.

The product of its digits is 186624, while the sum is 40.

The spelling of 1421124334393 in words is "one trillion, four hundred twenty-one billion, one hundred twenty-four million, three hundred thirty-four thousand, three hundred ninety-three".