1343240541 has 12 divisors (see below), whose sum is σ = 1943409468. Its totient is φ = 894029184.

The previous prime is 1343240501. The next prime is 1343240603. The reversal of 1343240541 is 1450423431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 512071641 + 831168900 = 22629^2 + 28830^2 .

It is not a de Polignac number, because 1343240541 - 2¹⁸ = 1342978397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343240501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116220 + ... + 127253.

It is an arithmetic number, because the mean of its divisors is an integer number (161950789).

Almost surely, 2^1343240541 is an apocalyptic number.

It is an amenable number.

1343240541 is a deficient number, since it is larger than the sum of its proper divisors (600168927).

1343240541 is a wasteful number, since it uses less digits than its factorization.

1343240541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244092 (or 244089 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1343240541 is about 36650.2461246852. The cubic root of 1343240541 is about 1103.3617653357.

Adding to 1343240541 its reverse (1450423431), we get a palindrome (2793663972).

The spelling of 1343240541 in words is "one billion, three hundred forty-three million, two hundred forty thousand, five hundred forty-one".