1343422331 has 8 divisors (see below), whose sum is σ = 1430672544. Its totient is φ = 1257086080.

The previous prime is 1343422319. The next prime is 1343422357. The reversal of 1343422331 is 1332243431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1343422331 is a prime.

It is a super-2 number, since 2×1343422331² = 3609567118858947122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1343422331.

It is not an unprimeable number, because it can be changed into a prime (1343422831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225455 + ... + 231336.

It is an arithmetic number, because the mean of its divisors is an integer number (178834068).

Almost surely, 2^1343422331 is an apocalyptic number.

1343422331 is a deficient number, since it is larger than the sum of its proper divisors (87250213).

1343422331 is a wasteful number, since it uses less digits than its factorization.

1343422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456981.

The product of its digits is 5184, while the sum is 26.

The square root of 1343422331 is about 36652.7261059802. The cubic root of 1343422331 is about 1103.4115382745.

Adding to 1343422331 its reverse (1332243431), we get a palindrome (2675665762).

The spelling of 1343422331 in words is "one billion, three hundred forty-three million, four hundred twenty-two thousand, three hundred thirty-one".