1343551433 has 6 divisors (see below), whose sum is σ = 1562906826. Its totient is φ = 1151615472.

The previous prime is 1343551421. The next prime is 1343551459. The reversal of 1343551433 is 3341553431.

It can be written as a sum of positive squares in only one way, i.e., 1343369104 + 182329 = 36652^2 + 427^2 .

It is not a de Polignac number, because 1343551433 - 2⁶ = 1343551369 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1343551433.

It is not an unprimeable number, because it can be changed into a prime (1343557433) 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, 13709660 + ... + 13709757.

It is an arithmetic number, because the mean of its divisors is an integer number (260484471).

Almost surely, 2^1343551433 is an apocalyptic number.

It is an amenable number.

1343551433 is a deficient number, since it is larger than the sum of its proper divisors (219355393).

1343551433 is an equidigital number, since it uses as much as digits as its factorization.

1343551433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27419431 (or 27419424 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 1343551433 is about 36654.4872150737. The cubic root of 1343551433 is about 1103.4468828493.

The spelling of 1343551433 in words is "one billion, three hundred forty-three million, five hundred fifty-one thousand, four hundred thirty-three".