1342451233517 has 2 divisors, whose sum is σ = 1342451233518. Its totient is φ = 1342451233516.

The previous prime is 1342451233499. The next prime is 1342451233559. The reversal of 1342451233517 is 7153321542431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1308676512676 + 33774720841 = 1143974^2 + 183779^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342451233517 - 2³⁰ = 1341377491693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342451232517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671225616758 + 671225616759.

It is an arithmetic number, because the mean of its divisors is an integer number (671225616759).

Almost surely, 2^{1342451233517} is an apocalyptic number.

It is an amenable number.

1342451233517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342451233517 is an equidigital number, since it uses as much as digits as its factorization.

1342451233517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 41.

Adding to 1342451233517 its reverse (7153321542431), we get a palindrome (8495772775948).

The spelling of 1342451233517 in words is "one trillion, three hundred forty-two billion, four hundred fifty-one million, two hundred thirty-three thousand, five hundred seventeen".