1421241004 has 48 divisors (see below), whose sum is σ = 2769935616. Its totient is φ = 634982400.

The previous prime is 1421240971. The next prime is 1421241011. The reversal of 1421241004 is 4001421241.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105364 + ... + 118084.

It is an arithmetic number, because the mean of its divisors is an integer number (57706992).

Almost surely, 2^1421241004 is an apocalyptic number.

It is an amenable number.

1421241004 is a deficient number, since it is larger than the sum of its proper divisors (1348694612).

1421241004 is a wasteful number, since it uses less digits than its factorization.

1421241004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12826 (or 12824 counting only the distinct ones).

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

The square root of 1421241004 is about 37699.3501800760. The cubic root of 1421241004 is about 1124.3182052262.

Adding to 1421241004 its reverse (4001421241), we get a palindrome (5422662245).

The spelling of 1421241004 in words is "one billion, four hundred twenty-one million, two hundred forty-one thousand, four".