154520312250413 has 2 divisors, whose sum is σ = 154520312250414. Its totient is φ = 154520312250412.

The previous prime is 154520312250301. The next prime is 154520312250463. The reversal of 154520312250413 is 314052213025451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154469426816329 + 50885434084 = 12428573^2 + 225578^2 .

It is a cyclic number.

It is not a de Polignac number, because 154520312250413 - 2¹⁶ = 154520312184877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154520312250463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77260156125206 + 77260156125207.

It is an arithmetic number, because the mean of its divisors is an integer number (77260156125207).

Almost surely, 2^{154520312250413} is an apocalyptic number.

It is an amenable number.

154520312250413 is a deficient number, since it is larger than the sum of its proper divisors (1).

154520312250413 is an equidigital number, since it uses as much as digits as its factorization.

154520312250413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 154520312250413 its reverse (314052213025451), we get a palindrome (468572525275864).

The spelling of 154520312250413 in words is "one hundred fifty-four trillion, five hundred twenty billion, three hundred twelve million, two hundred fifty thousand, four hundred thirteen".