154202555250313 has 2 divisors, whose sum is σ = 154202555250314. Its totient is φ = 154202555250312.

The previous prime is 154202555250311. The next prime is 154202555250409. The reversal of 154202555250313 is 313052555202451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141499660901769 + 12702894348544 = 11895363^2 + 3564112^2 .

It is a cyclic number.

It is not a de Polignac number, because 154202555250313 - 2¹ = 154202555250311 is a prime.

Together with 154202555250311, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 154202555250313.

It is not a weakly prime, because it can be changed into another prime (154202555250311) 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, 77101277625156 + 77101277625157.

It is an arithmetic number, because the mean of its divisors is an integer number (77101277625157).

Almost surely, 2^{154202555250313} is an apocalyptic number.

It is an amenable number.

154202555250313 is a deficient number, since it is larger than the sum of its proper divisors (1).

154202555250313 is an equidigital number, since it uses as much as digits as its factorization.

154202555250313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900000, while the sum is 43.

The spelling of 154202555250313 in words is "one hundred fifty-four trillion, two hundred two billion, five hundred fifty-five million, two hundred fifty thousand, three hundred thirteen".