1343042053 has 4 divisors (see below), whose sum is σ = 1343283820. Its totient is φ = 1342800288.

The previous prime is 1343042039. The next prime is 1343042081. The reversal of 1343042053 is 3502403431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 867714849 + 475327204 = 29457^2 + 21802^2 .

It is a cyclic number.

It is not a de Polignac number, because 1343042053 - 2²⁹ = 806171141 is a prime.

It is a super-2 number, since 2×1343042053² = 3607523912252909618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343042003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112350 + ... + 123727.

It is an arithmetic number, because the mean of its divisors is an integer number (335820955).

Almost surely, 2^1343042053 is an apocalyptic number.

It is an amenable number.

1343042053 is a deficient number, since it is larger than the sum of its proper divisors (241767).

1343042053 is an equidigital number, since it uses as much as digits as its factorization.

1343042053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241766.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1343042053 is about 36647.5381574261. The cubic root of 1343042053 is about 1103.3074154628.

Adding to 1343042053 its reverse (3502403431), we get a palindrome (4845445484).

The spelling of 1343042053 in words is "one billion, three hundred forty-three million, forty-two thousand, fifty-three".