1745280361087 has 2 divisors, whose sum is σ = 1745280361088. Its totient is φ = 1745280361086.

The previous prime is 1745280361057. The next prime is 1745280361193. The reversal of 1745280361087 is 7801630825471.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1745280361087 - 2²⁷ = 1745146143359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1745280361037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872640180543 + 872640180544.

It is an arithmetic number, because the mean of its divisors is an integer number (872640180544).

Almost surely, 2^{1745280361087} is an apocalyptic number.

1745280361087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1745280361087 is an equidigital number, since it uses as much as digits as its factorization.

1745280361087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The spelling of 1745280361087 in words is "one trillion, seven hundred forty-five billion, two hundred eighty million, three hundred sixty-one thousand, eighty-seven".