1421310103 has 8 divisors (see below), whose sum is σ = 1467947520. Its totient is φ = 1374722040.

The previous prime is 1421310091. The next prime is 1421310133. The reversal of 1421310103 is 3010131241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1421310103 - 2⁵ = 1421310071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421310133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51528 + ... + 74146.

It is an arithmetic number, because the mean of its divisors is an integer number (183493440).

Almost surely, 2^1421310103 is an apocalyptic number.

1421310103 is a deficient number, since it is larger than the sum of its proper divisors (46637417).

1421310103 is a wasteful number, since it uses less digits than its factorization.

1421310103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24677.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1421310103 is about 37700.2666170944. The cubic root of 1421310103 is about 1124.3364259230.

Adding to 1421310103 its reverse (3010131241), we get a palindrome (4431441344).

The spelling of 1421310103 in words is "one billion, four hundred twenty-one million, three hundred ten thousand, one hundred three".