1434213121 has 6 divisors (see below), whose sum is σ = 1576449266. Its totient is φ = 1303830000.

The previous prime is 1434213103. The next prime is 1434213149. The reversal of 1434213121 is 1213124341.

It can be written as a sum of positive squares in only one way, i.e., 1379082496 + 55130625 = 37136^2 + 7425^2 .

It is not a de Polignac number, because 1434213121 - 2⁵ = 1434213089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1434213092 and 1434213101.

It is not an unprimeable number, because it can be changed into a prime (1434213101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5926380 + ... + 5926621.

Almost surely, 2^1434213121 is an apocalyptic number.

1434213121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1434213121 is a deficient number, since it is larger than the sum of its proper divisors (142236145).

1434213121 is a wasteful number, since it uses less digits than its factorization.

1434213121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11853023 (or 11853012 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 1434213121 is about 37871.0063373024. The cubic root of 1434213121 is about 1127.7285200103.

Adding to 1434213121 its reverse (1213124341), we get a palindrome (2647337462).

The spelling of 1434213121 in words is "one billion, four hundred thirty-four million, two hundred thirteen thousand, one hundred twenty-one".