1342450332661 has 2 divisors, whose sum is σ = 1342450332662. Its totient is φ = 1342450332660.

The previous prime is 1342450332623. The next prime is 1342450332709. The reversal of 1342450332661 is 1662330542431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 945890459761 + 396559872900 = 972569^2 + 629730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342450332661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342450312661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671225166330 + 671225166331.

It is an arithmetic number, because the mean of its divisors is an integer number (671225166331).

Almost surely, 2^{1342450332661} is an apocalyptic number.

It is an amenable number.

1342450332661 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342450332661 is an equidigital number, since it uses as much as digits as its factorization.

1342450332661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 1342450332661 in words is "one trillion, three hundred forty-two billion, four hundred fifty million, three hundred thirty-two thousand, six hundred sixty-one".