1434423321 has 6 divisors (see below), whose sum is σ = 2071944810. Its totient is φ = 956282208.

The previous prime is 1434423307. The next prime is 1434423337. The reversal of 1434423321 is 1233244341.

It can be written as a sum of positive squares in only one way, i.e., 1358733321 + 75690000 = 36861^2 + 8700^2 .

It is not a de Polignac number, because 1434423321 - 2⁶ = 1434423257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1434423421) 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, 79690176 + ... + 79690193.

It is an arithmetic number, because the mean of its divisors is an integer number (345324135).

Almost surely, 2^1434423321 is an apocalyptic number.

It is an amenable number.

1434423321 is a deficient number, since it is larger than the sum of its proper divisors (637521489).

1434423321 is a wasteful number, since it uses less digits than its factorization.

1434423321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159380375 (or 159380372 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 1434423321 is about 37873.7814457442. The cubic root of 1434423321 is about 1127.7836110684.

Adding to 1434423321 its reverse (1233244341), we get a palindrome (2667667662).

The spelling of 1434423321 in words is "one billion, four hundred thirty-four million, four hundred twenty-three thousand, three hundred twenty-one".