154730154163393 has 2 divisors, whose sum is σ = 154730154163394. Its totient is φ = 154730154163392.

The previous prime is 154730154163381. The next prime is 154730154163441. The reversal of 154730154163393 is 393361451037451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132397885319184 + 22332268844209 = 11506428^2 + 4725703^2 .

It is a cyclic number.

It is not a de Polignac number, because 154730154163393 - 2¹³ = 154730154155201 is a prime.

It is not a weakly prime, because it can be changed into another prime (154730154163303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77365077081696 + 77365077081697.

It is an arithmetic number, because the mean of its divisors is an integer number (77365077081697).

Almost surely, 2^{154730154163393} is an apocalyptic number.

It is an amenable number.

154730154163393 is a deficient number, since it is larger than the sum of its proper divisors (1).

154730154163393 is an equidigital number, since it uses as much as digits as its factorization.

154730154163393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12247200, while the sum is 55.

The spelling of 154730154163393 in words is "one hundred fifty-four trillion, seven hundred thirty billion, one hundred fifty-four million, one hundred sixty-three thousand, three hundred ninety-three".