1421103124 has 24 divisors (see below), whose sum is σ = 2940215040. Its totient is φ = 588042336.

The previous prime is 1421103097. The next prime is 1421103149. The reversal of 1421103124 is 4213011241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 874252 + ... + 875875.

It is an arithmetic number, because the mean of its divisors is an integer number (122508960).

Almost surely, 2^1421103124 is an apocalyptic number.

1421103124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1421103124 is an abundant number, since it is smaller than the sum of its proper divisors (1519111916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421103124 is a wasteful number, since it uses less digits than its factorization.

1421103124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750167 (or 1750165 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1421103124 is about 37697.5214569871. The cubic root of 1421103124 is about 1124.2818459207.

Adding to 1421103124 its reverse (4213011241), we get a palindrome (5634114365).

The spelling of 1421103124 in words is "one billion, four hundred twenty-one million, one hundred three thousand, one hundred twenty-four".