1343355131 has 8 divisors (see below), whose sum is σ = 1387211760. Its totient is φ = 1300072032.

The previous prime is 1343355127. The next prime is 1343355163. The reversal of 1343355131 is 1315533431.

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

It is a cyclic number.

It is not a de Polignac number, because 1343355131 - 2² = 1343355127 is a prime.

It is a super-2 number, since 2×1343355131² = 3609206015968054322, 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 = 1343355094 and 1343355103.

It is not an unprimeable number, because it can be changed into a prime (1343355121) 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, 138620 + ... + 147993.

It is an arithmetic number, because the mean of its divisors is an integer number (173401470).

Almost surely, 2^1343355131 is an apocalyptic number.

1343355131 is a deficient number, since it is larger than the sum of its proper divisors (43856629).

1343355131 is a wasteful number, since it uses less digits than its factorization.

1343355131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286765.

The product of its digits is 8100, while the sum is 29.

The square root of 1343355131 is about 36651.8093823484. The cubic root of 1343355131 is about 1103.3931398676.

Adding to 1343355131 its reverse (1315533431), we get a palindrome (2658888562).

The spelling of 1343355131 in words is "one billion, three hundred forty-three million, three hundred fifty-five thousand, one hundred thirty-one".