1421413101 has 24 divisors (see below), whose sum is σ = 2078327160. Its totient is φ = 936047616.

The previous prime is 1421413093. The next prime is 1421413111. The reversal of 1421413101 is 1013141241.

It can be written as a sum of positive squares in 4 ways, for example, as 280730025 + 1140683076 = 16755^2 + 33774^2 .

It is not a de Polignac number, because 1421413101 - 2³ = 1421413093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421413111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 320185 + ... + 324593.

It is an arithmetic number, because the mean of its divisors is an integer number (86596965).

Almost surely, 2^1421413101 is an apocalyptic number.

It is an amenable number.

1421413101 is a deficient number, since it is larger than the sum of its proper divisors (656914059).

1421413101 is a wasteful number, since it uses less digits than its factorization.

1421413101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845 (or 4842 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1421413101 is about 37701.6326039072. The cubic root of 1421413101 is about 1124.3635843421.

Adding to 1421413101 its reverse (1013141241), we get a palindrome (2434554342).

The spelling of 1421413101 in words is "one billion, four hundred twenty-one million, four hundred thirteen thousand, one hundred one".