1421136503124 has 96 divisors (see below), whose sum is σ = 3689285935104. Its totient is φ = 422819429760.

The previous prime is 1421136503119. The next prime is 1421136503131. The reversal of 1421136503124 is 4213056311241.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 5794287 + ... + 6034569.

It is an arithmetic number, because the mean of its divisors is an integer number (38430061824).

Almost surely, 2^{1421136503124} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421136503124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1844642967552).

1421136503124 is an abundant number, since it is smaller than the sum of its proper divisors (2268149431980).

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

1421136503124 is a wasteful number, since it uses less digits than its factorization.

1421136503124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241557 (or 241555 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 1421136503124 in words is "one trillion, four hundred twenty-one billion, one hundred thirty-six million, five hundred three thousand, one hundred twenty-four".