1355442707461 has 2 divisors, whose sum is σ = 1355442707462. Its totient is φ = 1355442707460.

The previous prime is 1355442707431. The next prime is 1355442707477. The reversal of 1355442707461 is 1647072445531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 762619704961 + 592823002500 = 873281^2 + 769950^2 .

It is a cyclic number.

It is not a de Polignac number, because 1355442707461 - 2¹¹ = 1355442705413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355442707401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677721353730 + 677721353731.

It is an arithmetic number, because the mean of its divisors is an integer number (677721353731).

Almost surely, 2^{1355442707461} is an apocalyptic number.

It is an amenable number.

1355442707461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355442707461 is an equidigital number, since it uses as much as digits as its factorization.

1355442707461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 1355442707461 in words is "one trillion, three hundred fifty-five billion, four hundred forty-two million, seven hundred seven thousand, four hundred sixty-one".