1321414103 has 4 divisors (see below), whose sum is σ = 1324743000. Its totient is φ = 1318085208.

The previous prime is 1321414069. The next prime is 1321414139. The reversal of 1321414103 is 3014141231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3014141231 = 48973 ⋅61547.

It is a cyclic number.

It is not a de Polignac number, because 1321414103 - 2¹⁸ = 1321151959 is a prime.

It is a super-4 number, since 4×1321414103⁴ (a number of 38 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321411103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1663853 + ... + 1664646.

It is an arithmetic number, because the mean of its divisors is an integer number (331185750).

Almost surely, 2^1321414103 is an apocalyptic number.

1321414103 is a deficient number, since it is larger than the sum of its proper divisors (3328897).

1321414103 is an equidigital number, since it uses as much as digits as its factorization.

1321414103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328896.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1321414103 is about 36351.2599919177. The cubic root of 1321414103 is about 1097.3528919702.

Adding to 1321414103 its reverse (3014141231), we get a palindrome (4335555334).

The spelling of 1321414103 in words is "one billion, three hundred twenty-one million, four hundred fourteen thousand, one hundred three".