1340243022133 has 2 divisors, whose sum is σ = 1340243022134. Its totient is φ = 1340243022132.

The previous prime is 1340243022121. The next prime is 1340243022143. The reversal of 1340243022133 is 3312203420431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1248229686564 + 92013335569 = 1117242^2 + 303337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1340243022133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340243022143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670121511066 + 670121511067.

It is an arithmetic number, because the mean of its divisors is an integer number (670121511067).

Almost surely, 2^{1340243022133} is an apocalyptic number.

It is an amenable number.

1340243022133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340243022133 is an equidigital number, since it uses as much as digits as its factorization.

1340243022133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1340243022133 its reverse (3312203420431), we get a palindrome (4652446442564).

The spelling of 1340243022133 in words is "one trillion, three hundred forty billion, two hundred forty-three million, twenty-two thousand, one hundred thirty-three".