1343425331 has 16 divisors (see below), whose sum is σ = 1449197568. Its totient is φ = 1241724000.

The previous prime is 1343425309. The next prime is 1343425337. The reversal of 1343425331 is 1335243431.

It is not a de Polignac number, because 1343425331 - 2¹⁰ = 1343424307 is a prime.

It is a super-2 number, since 2×1343425331² = 3609583239944919122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1343425294 and 1343425303.

It is not an unprimeable number, because it can be changed into a prime (1343425337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819845 + ... + 821481.

It is an arithmetic number, because the mean of its divisors is an integer number (90574848).

Almost surely, 2^1343425331 is an apocalyptic number.

1343425331 is a deficient number, since it is larger than the sum of its proper divisors (105772237).

1343425331 is a wasteful number, since it uses less digits than its factorization.

1343425331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842.

The product of its digits is 12960, while the sum is 29.

The square root of 1343425331 is about 36652.7670306077. The cubic root of 1343425331 is about 1103.4123596176.

Adding to 1343425331 its reverse (1335243431), we get a palindrome (2678668762).

The spelling of 1343425331 in words is "one billion, three hundred forty-three million, four hundred twenty-five thousand, three hundred thirty-one".