1421050104 has 48 divisors (see below), whose sum is σ = 3897410400. Its totient is φ = 467685504.

The previous prime is 1421050093. The next prime is 1421050139. The reversal of 1421050104 is 4010501241.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119229 + ... + 130604.

It is an arithmetic number, because the mean of its divisors is an integer number (81196050).

Almost surely, 2^1421050104 is an apocalyptic number.

It is an amenable number.

1421050104 is an abundant number, since it is smaller than the sum of its proper divisors (2476360296).

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

1421050104 is a wasteful number, since it uses less digits than its factorization.

1421050104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249924 (or 249917 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1421050104 is about 37696.8182211709. The cubic root of 1421050104 is about 1124.2678637862.

Adding to 1421050104 its reverse (4010501241), we get a palindrome (5431551345).

The spelling of 1421050104 in words is "one billion, four hundred twenty-one million, fifty thousand, one hundred four".