1343543425 has 24 divisors (see below), whose sum is σ = 1905628032. Its totient is φ = 920496000.

The previous prime is 1343543419. The next prime is 1343543449. The reversal of 1343543425 is 5243453431.

It is a happy number.

It is not a de Polignac number, because 1343543425 - 2⁵ = 1343543393 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261885 + ... + 266965.

It is an arithmetic number, because the mean of its divisors is an integer number (79401168).

Almost surely, 2^1343543425 is an apocalyptic number.

It is an amenable number.

1343543425 is a deficient number, since it is larger than the sum of its proper divisors (562084607).

1343543425 is a wasteful number, since it uses less digits than its factorization.

1343543425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6609 (or 6604 counting only the distinct ones).

The product of its digits is 86400, while the sum is 34.

The square root of 1343543425 is about 36654.3779786262. The cubic root of 1343543425 is about 1103.4446905452. Note that the first 3 decimals are identical.

Adding to 1343543425 its reverse (5243453431), we get a palindrome (6586996856).

The spelling of 1343543425 in words is "one billion, three hundred forty-three million, five hundred forty-three thousand, four hundred twenty-five".