1384100149421 has 4 divisors (see below), whose sum is σ = 1509927435744. Its totient is φ = 1258272863100.

The previous prime is 1384100149409. The next prime is 1384100149429. The reversal of 1384100149421 is 1249410014831.

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 not a de Polignac number, because 1384100149421 - 2⁶ = 1384100149357 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 (1384100149429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62913643145 + ... + 62913643166.

It is an arithmetic number, because the mean of its divisors is an integer number (377481858936).

Almost surely, 2^{1384100149421} is an apocalyptic number.

1384100149421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1384100149421 is a deficient number, since it is larger than the sum of its proper divisors (125827286323).

1384100149421 is a wasteful number, since it uses less digits than its factorization.

1384100149421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125827286322.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 1384100149421 in words is "one trillion, three hundred eighty-four billion, one hundred million, one hundred forty-nine thousand, four hundred twenty-one".