1341243013 has 6 divisors (see below), whose sum is σ = 1474258982. Its totient is φ = 1219311720.

The previous prime is 1341242989. The next prime is 1341243017. The reversal of 1341243013 is 3103421431.

It can be written as a sum of positive squares in only one way, i.e., 960876004 + 380367009 = 30998^2 + 19503^2 .

It is not a de Polignac number, because 1341243013 - 2⁹ = 1341242501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341243017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5542206 + ... + 5542447.

Almost surely, 2^1341243013 is an apocalyptic number.

It is an amenable number.

1341243013 is a deficient number, since it is larger than the sum of its proper divisors (133015969).

1341243013 is a wasteful number, since it uses less digits than its factorization.

1341243013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11084675 (or 11084664 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1341243013 is about 36622.9847636699. The cubic root of 1341243013 is about 1102.8145589408.

Adding to 1341243013 its reverse (3103421431), we get a palindrome (4444664444).

The spelling of 1341243013 in words is "one billion, three hundred forty-one million, two hundred forty-three thousand, thirteen".